Please give me aid on these question. PROVE YOUR ANSWER! Will give brainliest.

Please Give Me Aid On These Question. PROVE YOUR ANSWER! Will Give Brainliest.

Answers

Answer 1

We want the sum of the two rolls to be less that five.Therefore, we will examine each given set of choices and choose the one where all the points have a sum less than 5.


First set: all the point are 5 added to another number. Therefore, the sum is definitely not less than 5. This choice is rejected.


Second set: We have two points having 6 added to a number. Therefore, this choice is also rejected.


Third set: We have the points (5,5) and (6,6) which have a sum greater than 5. Therefore, this set is also rejected.


Fourth set: We have:(1,1) with sum = 2(1,2) with sum = 3(1,3) with sum = 4(2,1) with sum = 3(2,2) with sum = 4(3,1) with sum = 4Therefore, all sums are less than 5. This is the correct choice.Based on the above, the correct option is the last one.


Related Questions

Can someone help me with this Question.

Can someone help me with this Question.

Answers

The formula we need to use is given above. In this formula, we will substitute the desired values. Let's start.

\(P=3W+D\)

A) First, we can start by analyzing the first premise. The team has \(8\) wins and \(5\) losses. It earned \(8 \times 3 = 24\) points in total from the matches it won and \(1\times5=5\) points in total from the matches it drew. Therefore, it earned \(24+5=29\) points.

B) After \(39\) matches, the team managed to earn \(54\) points in total. \(12\) of these matches have ended in draws. Therefore, this team has won and lost a total of \(39-12=27\) matches. This number includes all matches won and lost. In total, the team earned \(12\times1=12\) points from the \(12\) matches that ended in a draw.

\(54-12=42\) points is the points earned after \(27\) matches. By dividing \(42\) by \(3\) ( because \(3\) points is the score obtained as a result of the matches won), we find how many matches team won. \(42\div3=14\) matches won.

That leaves \(27-14=13\) matches. These represent the matches team lost.

Finally, the answers are below.

\(A)29\)
\(B)13\)

Answer:

  a) 29 points

  b) 13 losses

Step-by-step explanation:

You want to know points and losses for different teams using the formula P = 3W +D, where W is wins and D is draws.

A 8 wins, 5 draws

The number of points the team has is ...

  P = 3W +D

  P = 3(8) +(5) = 29

The team has 29 points.

B 54 points

You want the number of losses the team has if it has 54 points and 12 draws after 39 games.

The number of wins is given by ...

  P = 3W +D

  54 = 3W +12

  42 = 3W

  14 = W

Then the number of losses is ...

  W +D +L = 39

  14 +12 +L = 39 . . . substitute the known values

  L = 13 . . . . . . . . . . subtract 26 from both sides

The team lost 13 games.

__

Additional comment

In part B, we can solve for the number of losses directly, using 39-12-x as the number of wins when there are x losses. Simplifying 3W +D -P = 0 can make it easy to solve for x. (In the attached, we let the calculator do the simplification.)

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Can someone help me with this Question.

What is a related fact for 6 + 8 = 14

Answers

10 + 4 = 14 or 14-10+10=14

Answer:

8+6= 14

Step-by-step explanation:

I think but I'm not sure

Two workers laid 250 bricks. If Ram had laid twice as many as he did and Shyam had laid half as many as Ram did, there would have been 50 bricks left over. How many bricks did each lay? ​

Answers

Ram and Shyam laid 80 and 170 bricks respectively.

What is an equation?

An equation is a mathematical statement that shows that two mathematical expressions are equal.

Given that, Two workers laid 250 bricks. If Ram had laid twice as many as he did and Shyam had laid half as many as Ram did, there would have been 50 bricks left over.

Let each of them initially laid x and y bricks,

Therefore, establishing the equations,

x + y = 250....(i)

According to later condition,

2x + x/2 = 200

4x + x = 400

5x = 400

x = 80

Put x = 80, in equation (i)

80 + y = 250

y = 170

Hence, Ram and Shyam laid 80 and 170 bricks respectively.

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relationship between the gallons of gasoline used (g) and the total cost of gasoline (c). 5 50 45 40 35 30 25 Write the equation: 55 Find the constant of proportionality (r). 35 Using the value for r, write an equation in the form of c=rg that represents the relationship between the number of gallons of gasoline used (g) and the total 10 cost (c). 15 5 What is the constant of proportionality (r)? 20 C D 3,333=1 Cost of Gasoline 1 2 3 4 5 6 7 8 9 10 11 Gasoline Used (gal) 9​

Answers

The constant of proportionality is 5 and the equation is c = 5g

Finding the constant of proportionality

From the question, we have the following parameters that can be used in our computation:

The table of values

Using the point (5, 25), we have the constant of proportionality to be

r = 25/5

Evaluate

r = 5

So, the equation is

c = rg

substitute the known values in the above equation, so, we have the following representation

c = 5g

So, the equation is c = 5g

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alan can type a research paper in 6 hours. with the help of steve, the paper can be typed in 4 hours. find how long it would take steve to type the paper alone.

Answers

It will take 12 hours to type the research paper by the Steve alone.

What is meant by time and work?

Work Done = Time Taken x Rate of Work Work Rate = 1 / Time Taken Time taken = 1 / Rate of work If a piece of work is completed in x days, then the work completed in one day equals 1/x.

The fundamental concept of Time and Work is similar to that of all Arithmetic topics, namely the concept of Proportionality. When the amount of work done is constant, efficiency is inversely proportional to time.

Let x be the amount of hours Steve can spend typing a research paper.

Steve completes 1/x of a research paper per hour.

Alan completed 1/6 of the paper in an hour.

1/4 = amount of paper completed each hour by both of them

1/x + 1/6 = 1/4

Multiply by 12 on the LCD to get 12 + 2x = 3x x = 12 hours.

It will take 12 hours to type the research paper by the Steve alone.

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6. If Aliya can make 10 bracelets in 2 days, how long will it take her to make 35 bracelets? WILL GIVE EXTRA 10 POINTS WILL MARK AS BRAINLIST

a) 175 days
b) 70 days
c) 7 days
d) 5 days​

Answers

Answer:

C

Step-by-step explanation:

Answer:

7 days

Step-by-step explanation:

We need to find bracelets per day.

1 day 2 days

5 bracelets 10 bracelets

since we know how many bracelets she can make per day, all we have to do is divide 35 by 5.

to get 7 days.

find the limit, if it exists. (if an answer does not exist, enter dne.) lim x→0− 5 x − 5 |x|

Answers

The limit of the function is 1 and it does exist .

Given,

\(\lim_{x \to \ -5} 5 - |x| / 5 + x\)

|x| : modulus function, also known as the absolute value function, is a function that takes any real number as input and returns its distance from zero on the number line.

In mathematical notation, the modulus function can be represented as |x|, where x is the input.

For example, if x = -3, then |x| = 3, and if x = 5, then |x| = 5.

Solving the limits further,

\(\lim_{x \to \ -5} 5 - |x| / 5 + x \\ \lim_{x \to \ -5} 5 - (-x) /5 + x\\ \lim_{x \to \ -5} 5 + x/ 5 + x\\\)

\(\lim_{x \to \ -5} 1\) = 1

Thus the limit exist and it is equal t o 1 .

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PLEASE HELP!!! URGENT!!!
Marcus states that the polynomial expression 3x3 – 4x2y + y3 + 2 is in standard form. Ariel states that it should be y3 – 4x2y + 3x3 +2. Explain which student is correct and why.

Answers

Answer:

They are both correct because there is more than one way to write a multivariable polynomial in standard form. Marcus has the exponents on the x variable in descending order from the highest degree to the lowest degree. Ariel has the exponents on the y variable in descending order from the highest degree to the lowest degree.

Sample Response: They are both correct because there is more than one way to write a multivariable polynomial in standard form. Marcus has the exponents on the x variable in descending order from the highest degree to the lowest degree. Ariel has the exponents on the y variable in descending order from the highest degree to the lowest degree.

Problem 2:
The lifespan of a particular brand of light bulb follows a normal distribution with a mean of 1000 hours and a standard deviation of 50 hours.

Find:
a) the z-score of light bulb with a mean of 500 hours.
b) If a customer buys 20 of these light bulbs, what is the probability that the average lifespan of these bulbs will be less than 980 hours?
c) the probability of light bulbs with the mean of 400 hours.
d) the number of light bulbs with the mean less than 1000 hours

Answers

The answers are:

a) The z-score for a light bulb that lasts 500 hours is -10.

b) For a sample of 20 light bulbs, the probability that the average lifespan will be less than 980 hours is approximately 0.0367, or 3.67%.

c) The z-score for a light bulb that lasts 400 hours is -12. This is even more unusual than a lifespan of 500 hours.

d) Given the lifespan follows a normal distribution with a mean of 1000 hours, 50% of the light bulbs will have a lifespan less than 1000 hours.

How to solve the problem

a) The z-score is calculated as:

z = (X - μ) / σ

Where X is the data point, μ is the mean, and σ is the standard deviation. Here, X = 500 hours, μ = 1000 hours, and σ = 50 hours. So,

z = (500 - 1000) / 50 = -10.

The z-score for a bulb that lasts 500 hours is -10. This is far from the mean, indicating that a bulb lasting only 500 hours is very unusual for this brand of bulbs.

b) If a customer buys 20 of these light bulbs, we're now interested in the average lifespan of these bulbs. . In this case, n = 20, so the standard error is

50/√20

≈ 11.18 hours.

z = (980 - 1000) / 11.18 ≈ -1.79.

The probability that z is less than -1.79 is approximately 0.0367, or 3.67%.

c) The z-score for a bulb with a lifespan of 400 hours can be calculated as:

z = (400 - 1000) / 50 = -12.

The probability associated with z = -12 is virtually zero. So the probability of getting a bulb with a mean lifespan of 400 hours is virtually zero.

d) The mean lifespan is 1000 hours, so half of the light bulbs will have a lifespan less than 1000 hours. Since the lifespan follows a normal distribution, the mean, median, and mode are the same. So, 50% of light bulbs will have a lifespan less than 1000 hours.

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Ben sat outside his school in cambridge and made a note of the colour of the first 100 cars that passed.
27 of the cars were red
in Britain there are around 35 million cars on the road
use bens findings to give an estimate of how many cars on the road are red

Answers

Using proportions, it is found that an estimated 9.45 million red cars on the road in Britain.

What is a proportion?

A proportion is a fraction of a total amount, and the measures are related using a rule of three.

From Ben's estimate, 27/100 = 0.27 of the cars were red.

Out of 35 million, the amount is given by:

0.27 x 35 = 9.45 million.

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Let F(x) be an antiderivative of (ln x)^3/x. If F(1) = 0, then F(9) =

a. .048
b. .144
c. 5.827
d. 23. 308
e. 1,640.250

Answers

the value of F(9) is approximately 23.308.

To find the value of F(9) given that F(x) is an antiderivative of (ln x)^3/x and F(1) = 0, we can use the fundamental theorem of calculus.

According to the fundamental theorem of calculus, if F(x) is an antiderivative of a function f(x), then:

∫[a,b] f(x) dx = F(b) - F(a)

Since F(1) = 0, we can write:

∫[1,9] (ln x)^3/x dx = F(9) - F(1)

To evaluate the integral, we can make a substitution:

Let u = ln x, then du = (1/x) dx

The integral becomes:

∫[ln 1, ln 9] u^3 du

Integrating u^3 with respect to u:

[(1/4)u^4] | [ln 1, ln 9] = (1/4)(ln 9)^4 - (1/4)(ln 1)^4

Since ln 1 = 0, we have:

(1/4)(ln 9)^4 - (1/4)(ln 1)^4 = (1/4)(ln 9)^4

Therefore, F(9) - F(1) = (1/4)(ln 9)^4

Since F(1) = 0, we can conclude that F(9) = (1/4)(ln 9)^4.

Calculating this value:

F(9) = (1/4)(ln 9)^4 ≈ 23.308

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Find the slope of the line that passes through the points (-4,3) and (2,0)

Answers

Answer:

minus one by 2

Step-by-step explanation:

(-4,3) =X1, Y1

(2,0) = X2, Y2

using formula of slope

m= y2 - y1 by x1 - x2

or, m = 0-3 // 2-(-4)

m = minus 3 // 2+4

or , m = -1/2

The following equation describes the motion of a certain mass connected to a spring, with viscous friction on the surface 3ÿ + 18y + 102y = f(t) where f(t) is an applied force. Suppose that f(t) = 0 for t <0 and f(t) = 10 for t≥ 0. a. Plot y(t) for y(0) = y(0) = 0. b. Plot y(t) for y(0) = 0 and y(0) =

Answers

The plot of y(t) will show how the mass oscillates with time, starting from the equilibrium position and gradually coming to rest due to the damping effect of the friction.

The given equation represents the motion of a mass connected to a spring with viscous friction. To plot the displacement, y(t), we need to solve the differential equation. With initial conditions y(0) = 0, we can find the solution using the Laplace transform. After solving the equation, we can plot y(t) for t < 0 and t ≥ 0 separately. For t < 0, the applied force, f(t), is zero, so the mass will not experience any external force and will remain at rest. For t ≥ 0, the applied force is 10, and the mass will respond to this force and undergo oscillatory motion around the equilibrium position.

To solve the given differential equation, we can start by finding the characteristic equation by setting the coefficients of y, its derivative, and its second derivative to zero:

s^2 + 18s + 102 = 0.

Solving this quadratic equation gives us the roots s1 = -3 + 3i and s2 = -3 - 3i. These complex roots indicate that the mass will undergo damped oscillations.

Using the Laplace transform, we can solve the differential equation and obtain the expression for Y(s), the Laplace transform of y(t):

(s^2 + 18s + 102)Y(s) = F(s),

where F(s) is the Laplace transform of f(t). Since f(t) = 10 for t ≥ 0, its Laplace transform is F(s) = 10/s.

Solving for Y(s) gives us:

Y(s) = 10 / [(s^2 + 18s + 102)].

To find y(t), we need to inverse Laplace transform Y(s). Using partial fraction decomposition, we can express Y(s) as:

Y(s) = A / (s - s1) + B / (s - s2),

where A and B are constants to be determined. After finding A and B, we can inverse Laplace transform Y(s) to obtain y(t).

With the given initial condition y(0) = 0, we can solve for A and B by setting up equations using the initial value theorem:

A / (s1 - s1) + B / (s1 - s2) = 0,

A / (s2 - s1) + B / (s2 - s2) = 0.

Solving these equations will give us the values of A and B. Finally, we can substitute these values back into the inverse Laplace transform of Y(s) to obtain y(t).

For t < 0, since the applied force f(t) is zero, the mass will not experience any external force. Therefore, y(t) will remain at its initial position, y(0) = 0.

For t ≥ 0, the applied force f(t) is 10, and the mass will respond to this force and undergo oscillatory motion around the equilibrium position. The displacement, y(t), will depend on the properties of the mass, the spring, and the viscous friction. The plot of y(t) will show how the mass oscillates with time, starting from the equilibrium position and gradually coming to rest due to the damping effect of the friction.

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Two soup cans p and q are right circular cylinders. each can has the same height, 5 inches, but the radius of can p is 2 inches, and the radius of can q is 4 inches. how many times larger is the volume of can q than the volume of can p?

Answers

Answer: B. 4

Sorry for the really late answer

Step-by-step explanation:

If the radius of a right circular cylinder is multiplied by k, and its height does not change, then the volume of the cylinder is multiplied by k². The radius of can Q is twice as great as the radius of can p. Therefor, the volume of can Q is 2², or 4 times larger than the volume of can p.

A nut is being tightened by a 28 cm wrench into some plywood. The torque about the point the rotation has a magnitude of 9.7 J and the magnitude of the force being applied is 45 N. The force makes an acute angle with the wrench. Determine this angle to the nearest degree.

Answers

To determine the angle between the force being applied and the wrench, we can use the equation for torque:

Torque = Force * Lever Arm * sin(theta),

where Torque is the magnitude of the torque (9.7 J), Force is the magnitude of the force being applied (45 N), Lever Arm is the length of the wrench (28 cm = 0.28 m), and theta is the angle between the force and the wrench.

Rearranging the equation, we can solve for sin(theta):

sin(theta) = Torque / (Force * Lever Arm).

Substituting the given values into the equation:

sin(theta) = 9.7 J / (45 N * 0.28 m) = 0.0903703704.

To find the angle theta, we can take the inverse sine (arcsin) of sin(theta):

theta = arcsin(0.0903703704) ≈ 5.2 degrees.

Therefore, the angle between the force being applied and the wrench is approximately 5.2 degrees.

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The number on two consecutively numbered gym lockers have a sum of 127. What are the locker numbers?

Answers

63 and 64 is the answer

Answer:

63 , 64

Step-by-step explanation:

63 + 64 = 127

Help on this please

Help on this please

Answers

Answer:

D I think it's d I'm 90% confident

Answer:

D I think it's d I'm 90% confident

Step-by-step explanation:

solve the initial-value problem answer: xy = y x^2 sinx, y(pi/3) = 0

Answers

The value of the constant in the function is c  = -√3π²/6(3-π).

A differential equation is an equation that relates an unknown function and one or more of its derivatives. The equation dy/dx = f(x) is a simple example of a differential equation. Solving this equation means finding a function y with a derivative f. Therefore, the solutions of dy/dx are the antiderivatives of f. If F is one antiderivative of f, every function of the form y = f(x) + c is a solution of that differential equation.

Initial-value problems arise in many applications. Next we consider a problem in which a driver applies the brakes in a car. We are interested in how long it takes for the car to stop. Recall that the velocity function v(t) is the derivative of a position function s(t), and the acceleration a(t) is the derivative of the velocity function. In earlier examples in the text, we could calculate the velocity from the position and then compute the acceleration from the velocity. In the next example, we work the other way around. Given an acceleration function, we calculate the velocity function. We then use the velocity function to determine the position function.

The given equation is xy = y + x² sinx

⇒ xy - y =  x² sinx

⇒ y(x-1) =  x² sinx

⇒ y =  x² sinx/(x-1) +c

Also, y(π/3) = 0

Put x = π/3 in above equation:

y(π/3) =  (π/3) ² sin(π/3) /((π/3)-1)  + c = 0

After solving the above equation, we get c  = -√3π²/6(3-π)

Thus, the value of the constant in the function is c  = -√3π²/6(3-π).

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The wheels on a bike have a diameter of 26 inches. How many full revolutions will the wheels need to make to travel 100 feet? A. 4 revolutions B. 8 revolutions C. 15 revolutions D. 82 revolutions​

Answers

Answer:

C) 15 revolutions

Step-by-step explanation:

one revolution is the measure of the wheel's circumference, which is 26π inches

26π is about 81.7 inches or 6.8 feet

100 ÷ 6.8 is 14.7

therefore, you would need to round up to 15 revolutions

at the 0.05 level, is there a difference in the probability of solving the puzzling within one minute?

Answers

To start, you would need the relevant data, such as the number of successful attempts and the total number of trials for each group or time interval. Then, you can perform a statistical test, like the chi-square test or a two-proportion z-test, to evaluate if the difference in probability is statistically significant at the 0.05 level. If the resulting p-value is less than 0.05, it would indicate a significant difference in the probability of solving the puzzle within one minute.

To answer your question, we would need to conduct a statistical analysis to compare the probability of solving the puzzle within one minute in two different groups or conditions. We would also need to establish a null hypothesis and an alternative hypothesis and use a statistical test such as a t-test or a chi-square test to determine whether the observed difference in probability between the two groups is statistically significant at the 0.05 level, which means that there is less than a 5% chance that the observed difference is due to chance alone. Without more information about the specific groups or conditions being compared, it is difficult to provide a definitive answer.

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Suppose the p-value in a two-tailed statistical test was found to be 0.0670. If we were to use the same population, sample, and null hypothesis value, what would be the p-value for a corresponding left-tailed test

Answers

To find the p-value for a corresponding left-tailed test, we need to divide the original p-value by 2 because the original test was two-tailed. This is because in a two-tailed test, we are interested in deviations from the null hypothesis in both directions (positive and negative). However, in a left-tailed test, we are only interested in deviations in the negative direction. So, the p-value for the corresponding left-tailed test would be 0.0670 / 2 = 0.0335.

Explanation:

In statistical hypothesis testing, a p-value is the probability of obtaining a test statistic as extreme or more extreme than the observed one, assuming that the null hypothesis is true.

In a two-tailed test, the null hypothesis is that there is no significant difference between the sample mean and the population mean. The alternative hypothesis is that the sample mean is significantly different from the population mean, either larger or smaller.

In a left-tailed test, the null hypothesis is that the sample mean is not significantly smaller than the population mean. The alternative hypothesis is that the sample mean is significantly smaller than the population mean.

To find the p-value for the corresponding left-tailed test, we need to calculate the probability of observing a test statistic as extreme or more extreme than the observed one, assuming the null hypothesis is true.

Since the original p-value is 0.0670, we know that the probability of observing a test statistic as extreme or more extreme than the observed one in a two-tailed test is 0.0670. This means that the probability of observing a test statistic in the left tail of the distribution is half of the original p-value, since it corresponds to only one tail of the distribution.

Therefore, the p-value for the corresponding left-tailed test is 0.0670/2 = 0.0335.

In other words, if we were to conduct a left-tailed test with the same sample, population, and null hypothesis is value, and if the observed test statistic was as extreme or more extreme than the one observed in the original two-tailed test, the probability of obtaining such a result or a more extreme one would be 0.0335, assuming the null hypothesis is true.

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Joe has a mullet ratio of 1.5 (a) Find 2 possibilities for his hair lengths.​

Answers

Mullet ratio of 1.5 is 1.8

Given:

The mullet ratio is 1.5

Rm=\(\frac{party}{buisness}\)

Rm = 17/9

Rm=1.8

The ratio to their Mullet and several other higher-level extension questions.

Trimmed short in the front and sides, but left wild and long in the back. Mullet begins the experience with intuition, the lowest rung on the ladder of abstraction, asking students to decide using nothing more than their gut “which one is more Mullet-y” By the end, they’ve named variables and defined operations, entirely abstracting the context.

The pipe cleaner was inserted along the hair, and the students straightened it on their rulers to determine the size of the Party. The Business was often rather honest.

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A set of eight cards were labeled with A, D, D, I, T, I, O, N. What is the sample space for choosing one card?

S = {A, D, D, I, I, N, O, T}
S = {A, D, I, T, O, N}
S = {A, I, O}
S = {D, I}

Answers

The correct answer is S = {A, D, D, I, T, I, O, N}.

What is probability?

Probability is a measure of the likelihood or chance of an event occurring. It is a number between 0 and 1, with 0 representing an impossible event and 1 representing a certain event. The probability of an event is calculated by dividing the number of ways the event can occur by the total number of possible outcomes.

The sample space is the set of all possible outcomes of an experiment or event.

In this case, the experiment is choosing one card from a set of eight labeled cards.

The sample space for this experiment is the set of all possible cards that can be chosen.

In the given problem, there are eight cards labeled A, D, D, I, T, I, O, N.

The sample space is the set of all possible cards that can be chosen, which is {A, D, D, I, T, I, O, N}.

This is because each card is distinct and can be chosen independently of the others.

Therefore, the correct answer is S = {A, D, D, I, T, I, O, N}.

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Answer: A( A,D, D,I, I,N,O,T)

Step-by-step explanation:

Order does not matter!!

A set of eight cards were labeled with A, D, D, I, T, I, O, N. What is the sample space for choosing

Given the matrix
3 - 6 1 3 -6 1
-1 1 -1
1 -2 0
(a) does the inverse of the matrix exist? Your answer is (input Yes or No): (b) if your answer is Yes, write the inverse as

Answers

(a) No, the inverse of the matrix does not exist.

The determinant of a 3×3 matrix is defined as shown below:|a b c||d e f||g h i|det(A)= a(ei−fh)−b(di−fg)+c(dh−eg)Given the matrix3 - 6 1 3 -6 1-1 1 -11 -2 0 We can find the determinant as follows:

|3 -6 1| |1 -1 -1| |1 -2 0|= 3 × (-1 × 0 − -1 × -2) − (-6 × (1 × 0 − 1 × -1)) + (1 × (1 × -2 − -6 × 1))= -6 - 6 - 4= -16Therefore, the determinant of the matrix is -16. Because the determinant is not equal to zero, the inverse of the matrix exists. This is a false statement.(b)

The inverse of the matrix does not exist. A 3x3 matrix will only have an inverse if the determinant is not zero. However, as shown above, the determinant of the matrix is -16. Since the determinant is not equal to zero, we conclude that the inverse of the matrix exists.However, the matrix has only two rows. To find the inverse of a matrix, we first need to check if the determinant is non-zero. If it is, we can find the inverse by following a certain formula. For a 2x2 matrix [a b ; c d], the inverse is[1/det(A)] [d -b; -c a].However, this formula cannot be applied to 3x3 matrices. Therefore, the inverse of the given matrix does not exist.

No, the inverse of the matrix does not exist. This is because the determinant of the matrix is not equal to zero.The given matrix does not have an inverse because the determinant is not equal to zero.

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if measurements are made on four different days, find the level ll such that there is probability only 0.03 that the mean glucose level of four test results falls above all for sheila's glucose level distribution. what is the value of ll?

Answers

The probability of having L greater than Shelia's mean glucose level is 0.03 for L = 144.48.

Sheila's glucose level is shown to have a normal distribution, with a mean of 128 mg/dl and a standard deviation of 8 mg/dl.

L represents the patient's blood test level.

The probability that the mean glucose level, 128 mg/dl, is greater than L is given as 0.03.

To find L,

P(128>L) = 0.03

= 1 - P(128 ≤ L) = 0.03

=P(128 ≤ L) = 0.98

We know that we can find the probability of any normal distribution by converting it to standard form and then checking the p-value.

P(X < x) = Φ[(x - μ)/σ]

μ = mean

σ = standard deviation

=Φ[(L - 128)/8] = 0.98

Therefore ,

(L - 128)/8 = 2.06

= L - 128 = 16.48

= L = 128 + 16.48

= 144.48

= L

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Use power series operations to find the Taylor series at x=0 for the following function. xcos 2
3πx

The Taylor series for cosx is a commonly known series. What is the Taylor series at x=0 for cosx ? ∑ n=0
[infinity]

(Type an exact answer.) Use power series operations and the Taylor series at x=0 for cosx to find the Taylor series at x=0 for the given function. ∑ n=0
[infinity]

(Type an exact answer.)

Answers

The Taylor series at x=0 for the given function x * cos²((3πx)/2) is:

∑(n=0 to infinity) ∑(m=0 to infinity) (-1)^(n+m) * (x²ⁿ⁺¹) * ((((3π)/2)^(2n+2m)) / ((2n)!(2m)!))

Here, we have,

The Taylor series at x=0 for cos(x) is given by:

cos(x) = ∑(n=0 to infinity) (-1)ⁿ * (x²ⁿ)) / (2n)!

Now, let's find the Taylor series at x=0 for the given function x * cos²((3πx)/2):

To find the Taylor series for the given function, we'll use power series operations.

We'll substitute the Taylor series expansion for cos(x) into the given function and then perform the necessary operations.

Let's start with cos²((3πx)/2):

cos²((3πx)/2) = (cos((3πx)/2))²

= (∑(n=0 to infinity) (-1)ⁿ * (((3πx)/2)²ⁿ) / (2n)!)²

Expanding the square of the series, we get:

cos²((3πx)/2)

= (∑(n=0 to infinity) (-1)ⁿ * (((3πx)/2)²ⁿ) / (2n)!) * (∑(m=0 to infinity) (-1)^m * (((3πx)/2)^(2m)) / (2m)!)

Now, we'll multiply the x term to obtain the Taylor series for the given function:

x * cos²((3πx)/2) = x * (∑(n=0 to infinity) (-1)ⁿ * (((3πx)/2)²ⁿ) / (2n)!) * (∑(m=0 to infinity) (-1)^m * (((3πx)/2)^(2m)) / (2m)!)

Expanding the multiplication and rearranging the terms, we have:

x * cos²((3πx)/2) = ∑(n=0 to infinity) ∑(m=0 to infinity) (-1)^(n+m) * (x²ⁿ⁺¹) * ((((3π)/2)^(2n+2m)) / ((2n)!(2m)!))

Therefore, the Taylor series at x=0 for the given function x * cos²((3πx)/2) is:

∑(n=0 to infinity) ∑(m=0 to infinity) (-1)^(n+m) * (x²ⁿ⁺¹) * ((((3π)/2)^(2n+2m)) / ((2n)!(2m)!))

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public class BinarySearch \{ public static void main(Stringll args) f int [1]yl ist ={1,2,3,7,10,12,20}; int result = binarysearch ( inylist, 20); if (result =−1 ) System, out, println("Not found:"); else System.out.println("The index of the input key is " + result+ ". "): y public static int binarysearch(int]l List, int key) \{ int low =0; int high = iist. length −1 while (high >= low) \& int mid =( low + high )/2; if (key < List [mid] high = mid −1; else if (key =1 ist [ mid ] ) return inid; else low = mid +1; return −1; // Not found \} l TASK 4: Binary Search in descending order We have learned and practiced the implementation of the binary search approach that works on an array in ascending order. Now let's think about how to modify the above code to make it work on an array in descending order. Name your new binary search method as "binarysearch2". Implement your own code in Eclipse, and ensure it runs without errors. Submit your source code file (.java file) and your console output screenshot. Hint: In the ascending order case, our logic is as follows: int mid =( low + high )/2 if ( key < list [mid] ) else if (key = ist [mid]) return mid; In the descending order case; what should our logic be like? (Swap two lines in the above code.)

Answers

The task involves modifying the given code to implement binary search on an array in descending order. The logic of the code needs to be adjusted accordingly.

The task requires modifying the existing code to perform binary search on an array sorted in descending order. In the original code, the logic for the ascending order was based on comparing the key with the middle element of the list. However, in the descending order case, we need to adjust the logic.

To implement binary search on a descending array, we need to swap the order of the conditions in the code. Instead of checking if the key is less than the middle element, we need to check if the key is greater than the middle element. Similarly, the condition for equality also needs to be adjusted.

The modified code for binary search in descending order would look like this:

public static int binarysearch2(int[] list, int key) {

   int low = 0;

   int high = list.length - 1;

   while (high >= low) {

       int mid = (low + high) / 2;

       if (key > list[mid])

           high = mid - 1;

       else if (key < list[mid])

           low = mid + 1;

       else

           return mid;

   }

   return -1; // Not found

}

By swapping the conditions, we ensure that the algorithm correctly searches for the key in a descending ordered array.

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PLEASE HELP YOU WILL BE MARKED BRAINLIEST
Find the factored form of the expression. Check your answer. 6x2 + 54​

Answers

Answer:

6⋅(x+3)⋅(x−3)

Step-by-step explanation:

help asap if you can pls an thank u!!!!!!!

help asap if you can pls an thank u!!!!!!!

Answers

The value of angle S is 53°

What is exterior angle theorem?

Exterior angle theorem states that the measure of an exterior angle of a triangle is equal to the sum of two remote interior angles.

With this theorem we can say that

7x+2 = 4x+13+19

collecting like terms

7x -4x = 13+19-2

3x = 30

divide both sides by 3

x = 30/3

x = 10

Since x = 10

angle S = 4x+13

angle S = 4(10) +13

= 40+13

= 53°

Therefore the measure of angle S is 53°

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just testing the app​

just testing the app

Answers

Noice Brainy is good becuase it gives answers out for free but there is a limit sometimes
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