Answer:
x = 3 should be the answer
Step-by-step explanation:
y is not graphed so y isn't part of the equation while x is so its X = K (K being the number that it goes up on) same thing applies to y if its horizontal then the equation is Y = K)
Frank has completed 34 deliveries so far this week. He needs to make 85 deliveries for the week. What percentage of his deliveries has Frank completed?
Answer: 40 percentage of his deliveries has Frank completed
Step-by-step explanation:
Given : Deliveries completed by Frank = 34
Total deliveries = 85
Percentage of deliveries has Frank completed = \(\frac{\text {Deliveries completed by Frank}}{\text {Total deliveries}}\times 100\)
Putting in the values:
Percentage of deliveries has Frank completed = \(\frac{34}{85}\times 100=40\%\)
Thus 40 percentage of his deliveries has Frank completed
Subtract 5/6-(-4/9)
Please
Answer:
1.27777777778
Step-by-step explanation:
i think
£864.00 to be accrued
after £800 is invested with
2% pa simple interest.
Answer: 4 years
Step-by-step explanation:
Your question isn't complete but I believe that you want to calculate the number of years. This will be:
Simple Interest = PRT/100
where,
Interest = 864 - 800 = 64
Principal = 800
Rate = 2%
Therefore, 64 = 800 × 2 × T /100
Cross multiply
64 × 100 = 1600T
6400 = 1600T
T = 6400/1600
T = 4
Therefore, time will be 4 years
Sienna has 5 3/4 pounds of grapes. She eats 1/8 pound and gives 2 1/2 pounds to her brother.
How many pounds of grapes does Sienna have left?
Answer:
3 1/8 lbs left
Step-by-step explanation:
\(5\frac{3}{4} -\frac{1}{8} -2\frac{1}{2}\)
\(\frac{23}{4} -\frac{1}{8} -\frac{5}{2}\)
\(\frac{46}{8} -\frac{1}{8} -\frac{20}{8}\)
\(\frac{46-1-20}{8}\)
\(\frac{25}{8}\) lbs
Can anyone help please and thanks
Answer:
7.02 ft
Step-by-step explanation:
Tan=opposite/adjacent
Tan(78)=x/33X×Tan(78)=334.70x=33do 33 divided by 4.70then you'll get 7.02 if your calculator is on Radian in modeAnswer:
7.02 ft
hi
your welcome have a good
day
Step-by-step explanation:
Two hikers start a trip from a camp walking 15 miles due east. They turn north and walk 17 miles to a large pond. How far is the pond from base camp to the nearest tenth of a miles.
Answer:
22.7 miles
Step-by-step explanation:
The hikers start walking 15 miles due east and then they turn north and walk 17 miles to a large pond.
The shape of their journey can be represented as a right angled triangle, shown below.
To find the distance between the pond and the base camp, we need to find the hypotenuse of the triangle.
We can do this by using Pythagoras theorem:
\(hyp^2 = a^2 + b^2\)
where a and b are the other two sides of the triangle. Therefore:
\(hyp^2 = 15^2 + 17^2\\\\hyp^2 = 514\\\\hyp = \sqrt{5`4} \\\\hyp = 22.7 miles\)
The pond is 22.7 miles far from the base camp.
Find the limit. Use l'Hospital's Rule where appropriate. If there is a more elementary method, consider using it.
lim cos(x)/(1 − sin(x))
x → (π/2)+
To find the limit of cos(x)/(1-sin(x)) as x approaches (π/2)+, we can use l'Hospital's Rule.
First, we can take the derivative of both the numerator and denominator with respect to x: lim cos(x)/(1 − sin(x)) x → (π/2)+ = lim [-sin(x)/(cos(x))] / [-cos(x)] x → (π/2)+ = lim sin(x) / [cos(x) * cos(x)] x → (π/2)+
Now, plugging in (π/2)+ for x, we get: lim sin(π/2) / [cos(π/2) * cos(π/2)] x → (π/2)+ = 1 / (0 * 0) = undefined
Since the denominator approaches 0 as x approaches (π/2)+, and the numerator is bounded between -1 and 1, the limit does not exist.
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A certain computer can perform a maximum number of operations per second. If this computer is running at 55%
of the maximum and is performing 90 operations per second, what is the maximum number of operations the
computer can perform per second? Round your answer to the nearest whole number.
Answer:
i think 4
Step-by-step explanation:
90 + sc%34= 4
44% of the books are fairy tales. What fraction of the books are fairy tales (Give your answer in simplest form e.g. 10/11)
Answer:
\(\frac{11}{25}\)
Step-by-step explanation:
44% can also be written as a fraction: \(\frac{44}{100}\)
To simplify this fraction, let's divide the numerator and the denominator by 4:
44/4 = 11
100/4 = 25
The simplest form of the fraction of books that are fairytales is \(\frac{11}{25}\)
Which model represents the factors of 4x2 - 9?
Answer:
Hi! so 4*2-9=-1
Step-by-step explanation:
to find which equations also match this multiply the 4*2=8 then you want to subtract that by 9 which =-1 because 8 cant go into 9!
step 1: 4*2=8
step 2: 8-9=-1
step 3: -1
HOPE THIS HELS!
BRAINLIEST PLEASE!
HAVE A GREAT DAY!
Answer:
The answer is the third photo down, or C. <3
The cross products of a proportion are never equal. true or false
I think it's FALSE I sure
write equation!!
twice the difference of a number and seven equals five 
Answer:
Its either 2(A+7=5) or 2(A+7) =5
If an apple has a mass of 0.1 kg, how much work is required to lift this apple 1 meter? Assume that the acceleration due to gravity is −9.8 m/s 2
. Explanation. Well, work is computed by W=∫ [infinity]
[infinity]
F(s)ds Since force is mass times acceleration, F(s)=0.1. So, our integral becomes
The work required to lift the apple 1 meter is -0.98 J.
Given that, Mass of the apple (m) = 0.1 kg
Distance moved (s) = 1 m
Acceleration due to gravity (g) = -9.8 m/s^2
Now, force (F) required to lift the apple = m × g = 0.1 kg × (-9.8 m/s^2) = -0.98 N (since the direction of force is opposite to the direction of displacement)
Work (W) done is given by,W = F × s = -0.98 N × 1 m = -0.98 J
Therefore, the work required to lift the apple 1 meter is -0.98 J.
The force required to lift the apple is equal to its weight.
The formula for weight is given by the formula, Weight (W) = m × gwhere m is the mass of the object and g is the acceleration due to gravity.
Here, the mass of the apple is given to be 0.1 kg and acceleration due to gravity is given as -9.8 m/s^2 (the negative sign indicates that the force acts in the opposite direction to the direction of motion).
Therefore, the weight of the apple is,W = m × g = 0.1 kg × (-9.8 m/s^2) = -0.98 N
Since the force required to lift the apple is equal to its weight, the force required is -0.98 N.
Therefore, the work done in lifting the apple by 1 meter is given by,W = F × swhere F is the force required to lift the apple and s is the distance moved.
Here, the distance moved is 1 m. Therefore, the work done is,W = -0.98 N × 1 m = -0.98 J
The negative sign indicates that the work done is against the direction of the force.
Therefore, the work required to lift the apple 1 meter is -0.98 J.
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\( \frac{ - 2(7 - 15)}{4} \)
please answer this
Use a number line to find eac
13
5-(-8)
The number line shows the value of 5 - (-8) = 13.
What is a number line?A number line is a pictorial representation of integers on a straight line.This helps in performing many arithmetic operations.It consists of '0' in the middle i.e., zero is neither a positive nor a negative integer and it is taken as a reference point.It consists of positive integers(greater than zero) on the right side of '0'.It consists of negative integers(less than zero) on the left side of '0'.How to represent arithmetic operations on a number line?Addition:
If the addend is positive then move to the right side on the number lineIf the addend is negative then move to the left side on the number line.Subtraction:
If the subtrahend is positive then move to the left side on the number lineIf the subtrahend is negative then move to the right side on the number line.Representing the subtraction 5 - (-8) on a number line:Here the given operation is subtraction. Where a subtrahend is a negative number i.e., -8.
Step1: Start from '5' on the number line.
Step2: Since the subtrahend is a negative number, move to the right side on the number line from '5'.
Step3: Thus, the number obtained on the line is 13.
Step4: Algebraically the result is 5 - (-8) = 5 + 8 = 13.
The number line for this operation is shown below.
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out
Miranda decided to buy a $50,000 term life insurance policy from Palmetto Insurance Company to cover
her until she is 55. She is currently 50 years old and in good health. The probability of death in a given
year is provided by the Social Security Actuarial Life Table.
= Age
50
51
52
53
54
P(Death at a Given Age) 0.0032 0.0035 0.0038 0.0041 0.0044
1. Fill in the expected cost to Palmetto Insurance Company for each year Miranda has the policy.
Age at
Death
Expected
Cost
50
Check
$
Z=
51
$
x
52
$
x
53
$
x
54
$
x
2. The insurance company wants to make a profit of $500. How much would they need to charge for the
policy? $
x
Finish
The expected cost to Palmetto Insurance Company for each year Miranda has the policy is illustrated.
How to illustrate the information?Term policy amount = $50000
x (age) 50 51 52 53 54
p (death) 0.0032 0.0035 0.0038 0.0041 0.0044
1. Expected cost to Palmetto Insurance Company for each year Miranda has the policy
= P(death for a given year)*term policy amount
Thus, when x = 50
Expected cost = P(x) * 50000 = 0.0032*50000 = $160
Thus, when x = 50
Expected cost = P(x) * 50000 = 0.0032*50000 = $160
Thus, when x = 51
Expected cost = P(x) * 50000 = 0.0035*50000 = $175
Thus, when x = 52
Expected cost = P(x) * 50000 = 0.0038*50000 = $190
Thus, when x = 53
Expected cost = P(x) * 50000 = 0.0041*50000 = $205
Thus, when x = 54
Expected cost = P(x) * 50000 = 0.0044*50000 = $220
Thus, the table will become
x (age) 50 51 52 53 54
p (death) 0.0032 0.0035 0.0038 0.0041 0.0044
Expected cost 160 175 190 205 220
2) For company to make $500 profit
They should charge $500 more than their expected cost
= $(500 + 160 + 175 + 190 + 205 + 220)
= $1450
Thus, they need to charge $1450 overall or (1450/5 = $290 per year)
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Find the value of x.
Answer:
30
Step-by-step explanation:
Answer:
30°
Step-by-step explanation:
That is a right angle
right angles are 90°
90-60 = 30
Pls solve with all steps
The results of the expressions involving logarithms are listed below:
Case 1: 1 / 2
Case 2:
Subcase a: 0
Subcase b: 11 / 2
Subcase c: - 11 / 2
How to simplify and evaluate expressions involving logarithmsIn this problem we have a case of an expression involving logarithms that must be simplified and three cases of expressions involving logarithms that must be evaluated. Each case can be solved by means of the following logarithm properties:
㏒ₐ (b · c) = ㏒ₐ b + ㏒ₐ c
㏒ₐ (b / c) = ㏒ₐ b - ㏒ₐ c
㏒ₐ cᵇ = b · ㏒ₐ c
Now we proceed to determine the result of each case:
Case 1
㏒ ∛8 / ㏒ 4
(1 / 3) · ㏒ 8 / ㏒ 2²
(1 / 3) · ㏒ 2³ / (2 · ㏒ 2)
㏒ 2 / (2 · ㏒ 2)
1 / 2
Case 2:
Subcase a
㏒ [b / (100 · a · c)]
㏒ b - ㏒ (100 · a · c)
㏒ b - ㏒ 100 - ㏒ a - ㏒ c
3 - 2 - 2 + 1
0
Subcase b
㏒√[(a³ · b) / c²]
(1 / 2) · ㏒ [(a³ · b) / c²]
(1 / 2) · ㏒ (a³ · b) - (1 / 2) · ㏒ c²
(1 / 2) · ㏒ a³ + (1 / 2) · ㏒ b - ㏒ c
(3 / 2) · ㏒ a + (1 / 2) · ㏒ b - ㏒ c
(3 / 2) · 2 + (1 / 2) · 3 + 1
3 + 3 / 2 + 1
11 / 2
Subcase c
㏒ [(2 · a · √b) / (5 · c)]⁻¹
- ㏒ [(2 · a · √b) / (5 · c)]
- ㏒ (2 · a · √b) + ㏒ (5 · c)
- ㏒ 2 - ㏒ a - ㏒ √b + ㏒ 5 + ㏒ c
- ㏒ (2 · 5) - ㏒ a - (1 / 2) · ㏒ b + ㏒ c
- ㏒ 10 - ㏒ a - (1 / 2) · ㏒ b + ㏒ c
- 1 - 2 - (1 / 2) · 3 - 1
- 4 - 3 / 2
- 11 / 2
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Drag the numbers to label the points plotted on the number line.
Answer:
First Box: -10/5
Second Box = -1.25
Third Box = -0.5
Fourth Box = 0.75
Fifth Box = 3/2
Step-by-step explanation:
NOTE: I AM SAYING THIS FROM LEFT TO RIGHT
Answer:
The first box should be -\(\frac{10}{5}\) ;
The 2nd box should be -1.25 ;
The 3d box should be -0.5 ;
The 4th box should be 0.75 ;
The 5th box should be 3/2 which is the last box left.
The London Eye is a large Ferris wheel that has diameter 135 meters and revolves continuously. Passengers enter the cabins at the bottom of the wheel and complete one revolution in about 27 minutes. One minute into the ride a passenger is rising at 0.06 meters per second. How fast is the horizontal motion of the passenger at that moment?
Answer:
0.253 m/s
Step-by-step explanation:
You want to know the horizontal component of motion of a passenger riding a Ferris wheel when they are 1/27 of the way around the circle and their rate of rise is 0.06 m/s.
Angle of elevationThe wheel makes one revolution in 27 minutes, so the angular displacement is changing at the rate of (360°)/(27 min) = 13 1/3°/min.
After 1 minute, the passenger is following a path that has an angle of elevation of 13 1/3°.
Horizontal componentThe ratio of vertical speed to horizontal speed will be the tangent of the angle of elevation:
Vv/Vh = tan(13 1/3°)
Then the horizontal speed will be ...
Vh = Vv/tan(13 1/3°) = (0.06 m/s)/0.237004
Vh ≈ 0.253 m/s
The passenger's horizontal motion is about 0.253 m/s.
the cost price of a refrigerator is $1850.00. A buyer who is given a discount of 5% for cash purchase will pay?
Answer:
1757.50
Step-by-step explanation:
First determine the amount of the discount
1850 * 5%
1850 * .05
92.50
Subtract this from the price
1850-92.50
1757.50
Answer:
$1757.5
Step-by-step explanation:
The way I like to do problems like this is by taking the % and putting it into this formula 100- x =
Then move it down to 2 decimal places and multiply it by the original cost. Then you have your answer.
Drina wrote the system of linear equations below : 3x - 2y +-2 | 7x+3y + 26 | -x - 11y +-46. Which type of matrix can be formed using this system of equations? A)a diagonal matrix B)a square matric C)a matrix with 3 rows and 4 columns D) a matrix with 4 rows and 3 columns
The square matrix can be formed using this system of equations option second is correct.
Matrix:
A matrix is a rectangular array of numbers, variables, symbols, or expressions defined for operations such as subtraction, addition, and multiplication. The size of a matrix (called matrix order) is determined by the number of rows and columns in the matrix. The order of a matrix with 6 rows and 4 columns is expressed as 6×4 and read as 6×4.
We have three linear equations:
3x - 2y = -2
7x + 3y = 26
-x -11y = 46
To solve the above equations we can use the matrix concept:
The matrix will be:
\(\left[\begin{array}{ccc}3&-2&-2\\7&3&26\\-1&-11&-46\end{array}\right]\)
The above matrix is a square matrix.
Square Matrix:
A square matrix is a matrix that has the same number of rows and columns. Its order is of the form n x n. The product of these rows and columns also gives the number of elements in a square matrix, so the number of elements in it is always a perfect square.
Thus, the square matrix can be formed using this system of equations option second is correct.
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In a class the ratio of males to females is 4:5. If
there are 36 total students, how many females
are in the class?
Answer:
17:19
Step-by-step explanation:
yesssssirrrrrrrrrr
Help me answer
Expand 3p(p+5)
Answer:
3p² + 15p
Step-by-step explanation:
We use distributive property to distribute 3p to each of the terms:
3p · p = 3p²
3p · 5 = 15p
3p² + 15p
Hey there!☺
\(Answer:\boxed{3p^2+15p}\)
\(Explanation:\)
\(3p(p+5)\)
Let's expand.
\(3p(p+5)\\\text{After Expanding: }3p^2+15p\)
So the answer is \(3p^2+15p\).
Hope this helps!
An item is priced at $14.32. If the sales tax is 5%, what does the item cost including sales tax? If necessary, round to the nearest cent
Consider the polynomial: StartFraction x Over 4 EndFraction – 2x5 + StartFraction x cubed Over 2 EndFraction + 1 Which polynomial represents the standard form of the original polynomial?
Answer:
\(- 2x^5+ 0x^4 + \frac{x^3}{2} +0x^2+\frac{x}{4} + 1\)
Step-by-step explanation:
Given
\(\frac{x}{4} - 2x^5 + \frac{x^3}{2} + 1\)
Required
The standard form of the polynomial
The general form of a polynomial is
\(ax^n + bx^{n-1} + cx^{n-2} +........+ k\)
Where k is a constant and the terms are arranged from biggest to smallest exponents
We start by rearranging the given polynomial
\(- 2x^5+ \frac{x^3}{2} +\frac{x}{4} + 1\)
Given that the highest exponent of x is 5;
Let n = 5
Then we fix in the missing terms in terms of n
\(- 2x^5+ 0x^{n-1} + \frac{x^3}{2} +0x^{n-3}+\frac{x}{4} + 1\)
Substitute 5 for n
\(- 2x^5+ 0x^{5-1} + \frac{x^3}{2} +0x^{5-3}+\frac{x}{4} + 1\)
\(- 2x^5+ 0x^{4} + \frac{x^3}{2} +0x^{2}+\frac{x}{4} + 1\)
Hence, the standard form of the given polynomial is \(- 2x^5+ 0x^4 + \frac{x^3}{2} +0x^2+\frac{x}{4} + 1\)
Answer:
Its B
Step-by-step explanation:
Got it right on edu 2022
(c) prove that for any positive integer n, 4 evenly divides 11n - 7n.
By mathematical induction, we have proved that for any positive integer n, 4 evenly divides 11n - 7n.
WHat is Divisibility?
Divisibility is a mathematical property that describes whether one number can be divided evenly by another number without leaving a remainder. If a number is divisible by another number, it means that the division process results in a whole number without any remainder. For example, 15 is divisible by 3
To prove that 4 evenly divides 11n - 7n for any positive integer n, we can use mathematical induction.
Base Case:
When n = 1, 11n - 7n = 11(1) - 7(1) = 4, which is divisible by 4.
Inductive Step:
Assume that 4 evenly divides 11n - 7n for some positive integer k, i.e., 11k - 7k is divisible by 4.
We need to prove that 4 evenly divides 11(k+1) - 7(k+1), which is (11k + 11) - (7k + 7) = (11k - 7k) + (11 - 7) = 4k + 4.
Since 4 evenly divides 4k, and 4 evenly divides 4, it follows that 4 evenly divides 4k + 4.
By mathematical induction, we have proved that for any positive integer n, 4 evenly divides 11n - 7n.
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Solve for h
-6 < -2h + 14
Answer:
h<10
Step-by-step explanation:
Solve the problem y'=x2y2, y(0)= 1 numerically for y(0.2) using h = 0.1
Select the correct answer:a.) 1.0
b.) 1.002
c.) 1.01
d.) 1.001
e.) 1.02
Using Euler's method with h=0.1, the numerical solution for y(0.2) of the differential equation y' = x^2 y^2 with initial condition y(0) = 1 is option (d) 1.001.
To solve the given initial value problem numerically, we can use the Euler's method. Here, we have the differential equation
y' = x^2 y^2
Using the forward difference approximation, we get
y(i+1) = y(i) + h × f(x(i), y(i))
where f(x, y) = x^2 y^2 and h = 0.1
Let's apply this formula to find y(0.1), y(0.2), y(0.3), and so on, until we get to y(0.2).
First, we have y(0) = 1. Using the formula above, we get
y(0.1) = y(0) + h × f(0, 1)
= 1 + 0.1 × (0^2 × 1^2)
= 1
Next, we have
y(0.2) = y(0.1) + h × f(0.1, 1)
= 1 + 0.1 × (0.1^2 × 1^2)
= 1.001
Therefore, the correct answer is (d) 1.001.
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The given question is incomplete, the complete question is:
Solve the problem y'=x^2y^2, y(0)= 1 numerically for y(0.2) using h = 0.1
Select the correct answer:
a.) 1.0
b.) 1.002
c.) 1.01
d.) 1.001
e.) 1.02
The linear correlation coefficient for a set of paired variables is r=0.897. what proportion of the variation in y acn be explained by the linear relationship between x and y?
About \(80.5\%\) of the variation in y can be attributed to the linear relationship with x.
Used the concept of correlation coefficient that states,
The proportion of the variation in y that can be explained by the linear relationship between x and y can be determined by squaring the correlation coefficient
Given that,
When paired variables are considered, the linear correlation coefficient is,
\(r=0.897\)
Hence the proportion of the variation in y explained by x is,
\(r^2 = (0.897)^2\)
\(r^2 = 0.804609\)
This means that about \(80.5\%\) of the variation in y can be attributed to the linear relationship with x.
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