what is 7/30 simplified?

Answer:

b=4

Explanation and how to do the model

5b+2=22

    -2    -2                by subtractive property of equality

5b/5=20/5              by division property of equality

b=4

As for the model, it would be great if you  could specify what your teacher is looking for and I'll help you from there

The statement is TRUE. Extrapolation in regression analysis refers to using the line of best fit to predict values that lie outside the range of the observed data.

It involves extending the regression line beyond the observed data points to estimate values for variables that are beyond the range of the data. However, it's important to note that extrapolation can be risky because it assumes that the relationship between the variables continues outside the observed range, which may not always be valid. Extrapolation should be done with caution and its results should be interpreted carefully.

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Answer:

The other solution is 0.56

Step-by-step explanation:

The quadratic equation is;

4x^2 + 45x + 24

a is the coefficient of x^2 which is 4

b is the coefficient of x which is 45

c is the third number which is 24

Using the quadratic formula, we have

x = {-b ± √(b^2-4ac)}/2a

So inputing the values we have highlighted above, we have

x = {-45 ± √(45^2-4(4)(24)}/2(4)

x = {-45 ± √(2025-4(4)(24)}/2(4)

x = {-45 ± √1641}/2(4)

x = {-45 ± 40.51}/2(4)

x = (-45+40.51)/8 or (-45-40.51)/8

x = 0.56 or -10.69

Answer:

-0.56

Step-by-step explanation:

The guy above was nearly correct, not correct. He said it was positive when it is actually negative.

Hope this helps!

Answer:

yes, 2.79

Step-by-step explanation:

5$- 1.15(broccoli) = 3.85

3.85-1.06(2lemons)=2.79

Answer: Yes Cameron will have money left over. He will have $2.79 left over.

Step-by-step explanation: 2 lemons = 1.06

1.06 + 1.15 = 2.21

5.00 - 2.21 = 2.79

Answer:

5/16

Step-by-step explanation:

Use binomial probability:

P = nCr pʳ qⁿ⁻ʳ

where n is the number of trials,

r is the number of successes,

p is the probability of success,

and q is the probability of failure (1−p).

Let's say r is the number of male puppies.

n = 5, r = 2, p = 0.5, and q = 0.5.

P = ₅C₂ (0.5)² (0.5)³

P = 5/16

The probability of getting two males and three females, assuming an even chance for  each gender is \(\frac{5}{16}\).

Given that,

Based on the above information, the calculation is as follows:

Here we use binomial probability:

\(P = ^nC_r p^r q^{n-r}\)

Here n denotes the number of trials,

r denotes the number of successes,

p denotes the probability of success,

and q denotes the probability of failure (1−p).

Let's us assume the r be the number of male puppies.

Now  

n = 5, r = 2, p = 0.5, and q = 0.5.

So, put the values

So,  

\(P = ^5C_2 (0.5)^2 (0.5)^3\)

= \(5 \div 16\)

Therefore we can conclude that the probability of getting two males and three females, assuming an even chance for  each gender is \(\frac{5}{16}\).

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Answer:

Step-by-step explanation:

im sorry cant help but i hope you have a gate day heres a quote "you can do any thing if you believe you can achieve so go go go!!!!!

The mean value of the sample is 89.

Standard deviation = 13.

We are given that a value of 128 has a z-score of 3.

Use the formula for z-score:

z = (x - μ) / σ

where:

x is the value of interest (in this case, x = 128)

μ is the mean of the sample

σ is the standard deviation of the sample

mean = x - z-score * standard deviation

mean = 128 - 3 * 13

mean = 89

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Answer:

I think it's C the third answer choice

Step-by-step explanation:

Answer:

4/9 of sales are veggie 5/9 are turkey

4/(4+5)=4/9

5/(4+5)= 5/9

4/9 x 27 = 12

5/9 x 27 = 15

12 veggie subs sold and

15 turkey subs sold

12+15=27 total sold

Step-by-step explanation:

Answer:

D

Step-by-step explanation:

f(x) = x^2+1 at x=-1, f(-1)=1+1=2

The minimized Sum of Products (SOP) expression for the given logic function F(A, B, C, D, E) with the specified minterms is obtained as f(A, B, C, D, E) = A'BCD'E' + A'B'C'D'E + A'BC'D'E + ABCD'E.

To find the minimized SOP expression using a five-variable Karnaugh map, we first plot the minterms on the map. The minterms are given as m(4,5,6,7,9,11,13,15,16,18,27,28,31). Next, we group adjacent 1s on the Karnaugh map to form groups of 2, 4, 8, or 16 cells. Each group represents a term in the minimized SOP expression.

After grouping the 1s on the Karnaugh map, we can identify the essential prime implicants, which are the groups that cover a single minterm. In this case, the group covering m(31) is an essential prime implicant.

Next, we fill in the remaining cells that are not covered by the essential prime implicant with 1s and group them to form additional terms. We can choose the groups that cover the remaining minterms while minimizing the number of terms in the expression.

Using these groups, we can generate the minimized SOP expression, which is f(A, B, C, D, E) = A'BCD'E' + A'B'C'D'E + A'BC'D'E + ABCD'E. This expression represents the logic function F(A, B, C, D, E) with the given minterms in a minimized form using the Sum of Products (SOP) representation.

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The pirate has gone into debt by $38,979 in base 10 due to his encounter with Captain Rusczyk.

To determine the amount of debt, we need to calculate the difference between the value of the goods the pirate stole and the amount demanded by Captain Rusczyk. The pirate initially stole $2345_6, which means it is in base 6. Converting this to base 10, we have $2\times6^3 + 3\times6^2 + 4\times6^1 + 5\times6^0 = 2\times216 + 3\times36 + 4\times6 + 5\times1 = 432 + 108 + 24 + 5 = 569$.

Captain Rusczyk demanded $41324_5, which means it is in base 5. Converting this to base 10, we have $4\times5^4 + 1\times5^3 + 3\times5^2 + 2\times5^1 + 4\times5^0 = 4\times625 + 1\times125 + 3\times25 + 2\times5 + 4\times1 = 2500 + 125 + 75 + 10 + 4 = 2714$.

Therefore, the pirate has gone into debt by $569 - 2714 = -2145$. Since the pirate owes money, we consider it as a negative value, so the pirate has gone into debt by $38,979 in base 10.

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The probability is 6.

Probability is the possibility of an event occurring. We can scale the probability of an event between 0 and 1. 0 refers to an improbable event, and one refers to an event with the highest possibility. The type of probability we will use to solve this problem is the geometric distribution.

The geometric distribution is defined as a discrete probability distribution representing the probability of consecutive failures before success in a Bernoulli trial. There could be only two possible outcomes; either True (1) or False (0).

Bernoulli's trial is an experiment in which we have only two possible outcomes, success or failure. In other words, the geometric distribution repeats Bernoulli trials until it succeeds, then stops. So, achieving success is the ultimate goal and is the point that stops Bernoulli's trials from happening further.

Geometric distribution, the class of probability distributions, is based on three key assumptions, and these assumptions are defined as:

Now for our given problem, we stand on a street corner and record the gender of the first twelve people who pass by. The condition here is the city is half male and half female. Now to find the probability, we will consider the possibility of each of the twelve events. Since half of the population is Female, the probability of one single event is;

p = 1/2 (50 %)

The overall probability is the sum of all the individual probabilities:

P ( ALL FEMALE)

= 1 / 2 + 1 / 2 + 1 / 2 + 1 / 2 + 1 / 2 + 1 / 2 + 1 / 2 + 1 / 2 + 1 / 2 + 1 / 2 + 1 / 2 + 1 / 2

= 6

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Answer:

im trying to figure out give me like 3 minutes

Step-by-step explanation:

Step-by-step explanation:

i guess it helps..if yuh need step by step explanation.comment i try to explain in worda

Answer:

a) 250

b) 125

Step-by-step explanation:

For a, the answer is 250 because if 2 regions are labelled 6, and there are 6 regions, and the spinner is spun 750 times, then we will multiply 2 by 750 and divide the answer by 6.

2 x 750 = 1500

1500/6 = 250

Now, for b, the answer is 125 because 3 is the only prime number there and only one region is labelled 3. So we multiply 1 by 750 (which is 750) and divide by 6.

750/6 = 125.

a = 250

b = 125

The ratio of hours Brian works to hours Brian sleeps is 4/9.

A ratio is a comparison between two amounts that is calculated by dividing one amount by the other. The quotient a/b is referred to as the ratio between a and b if a and b are two values of the same kind and with the same units, such that b is not equal to 0. Ratios are represented by the colon symbol (:). As a result, the ratio a/b has no units and is represented by the notation a: b.

Given:

Brian goes to school 6 hours per day, works 4 hours per day, and sleeps for 9 hours per day.

So, the ratio of hours Brian works to hours Brian sleeps

= 4/ 9

Hence, the ratio is 4/9.

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Michelle rode an altogether distance of 810 kilometers from her home to school and back, riding her bike.

Average speed is defined as the ratio of the total distance traveled by a body to the total time taken for the body to reach its destination.

We have been given that Michelle lives 2.7 km from school, Last year she made 150 round trips from her home to school and back, riding her bike.

According to the given condition, the required solution would be as:

Total distance rode by her =  150 × 2 × 2.7

Total distance rode by her =  300 × 2.7

Apply the multiplication operation, we get

Total distance rode by her =  810 kilometers

Therefore, Michelle rode an altogether distance of 810 kilometers.

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The diver's velocity during the first 2 sec of fall using the modified Euler method with Ar= 0.2 is 62.732 mph.

Given data: Initial velocity, u = 0 ft/sec

Acceleration, a = g = 32.2 ft/sec²

The maximum rate of fall, vmax = 80 mph

Time, t = 2 seconds

Air resistance constant, Ar = 0.2

We are supposed to determine the sky diver's velocity during the first 2 seconds of fall using the modified Euler method.

The governing equation for the velocity of the skydiver is given by the following:

ma = -m * g + k * v²

where, m = mass of the skydive

r, g = acceleration due to gravity, k = air resistance constant, and v = velocity of the skydiver.

The equation can be written as,

v' = -g + (k / m) * v²

Here, v' = dv/dt = acceleration

Hence, the modified Euler's formula for the velocity can be written as

v1 = v0 + h * v'0.5 * (v'0 + v'1)

where, v0 = 0 ft/sec, h = 2 sec, and v'0 = -g + (k / m) * v0² = -g = -32.2 ft/sec²

As the initial velocity of the skydiver is zero, we can write

v1 = 0 + 2 * (-32.2 + (0.2 / 68.956) * 0²)0.5 * (-32.2 + (-32.2 + (0.2 / 68.956) * 0.5² * (-32.2 + (-32.2 + (0.2 / 68.956) * 0²)))

v1 = 62.732 mph

Therefore, the skydiver's velocity during the first 2 seconds of fall using the modified Euler method with Ar= 0.2 is 62.732 mph.

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Answer:

\( \frac{a}{b} = \frac{3}{2} \)

Step-by-step explanation:

Since both the triangles are similar, so their corresponding sides would be in proportion.

Therefore,

\( \frac{a}{b} = \frac{2.1}{1.4} \\ \\ \frac{a}{b} = \frac{3}{2} \)

Step-by-step explanation:

12(5x - 4.5) = 36

if that is really correct, then we solve this first by dividing both sides by 12

5x - 4.5 = 3

then we add 4.5 to both sides

5x = 7.5

and finally we divide both sides by 5

x = 1.5

Using proportions, and considering that they received 36 apples, it is found that:

They have agreed that they will share the apples into 3:4:5 parts respectively, hence:

Then:

\(\frac{1}{4}(36) = 9\)

\(\frac{1}{3}(36) = 12\)

\(\frac{5}{12}(36) = 5 \times 3 = 15\)

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The steady-state amplitude is X = 2/√(29) and the steady-state phase is φ = -tan^(-1)(10/√29), the steady-state response xss(t) lags the input.

The steady-state response of the given system is a sinusoidal function with amplitude X and phase φ. Using the formula for steady-state response, we can find the values of X and φ for the given system. The output is said to lag the input if the phase is negative, which is the case here. We can plot the input and output versus time on the same graph to visualize the lag.

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The volume of the solid is 64π/3.

We have to use the disk method formula to find the volume of the solid generated by revolving the region bounded by the lines and curves y y=0, x=4, and x = 11 about the x-axis.

The disk method formula is given by:

V= π ∫[a,b]R²(y)

where R(y) is the distance from the axis of revolution to the curve, y is the variable of integration, and [a, b] is the interval of integration.

Let's find the distance from the axis of revolution (x-axis) to the line x = 4 and x = 11.

The radius of the disk when x = 4 is 4 units.

The radius of the disk when x = 11 is 11 units. ∵ y is bounded by the line y = 0∴ limits of integration are 0 to the curve, which is x = 4.

Limits of integration: 0 to 4.

Now, let's put these values in the formula.

V= π ∫[a,b]R²(y)dyV = π ∫[0,4]R²(y)dyV = π ∫[0,4](4² - y²)dy= π [4²y - (y³/3)] [0,4]V = π [(4² * 4) - (4³/3) - 0]= 64π/3

Thus, the volume of the solid generated by revolving the region bounded by the lines and curves y y=0, x=4, and x = 11 about the x-axis is 64π/3.

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Answer:

7.8

Step-by-step explanation:

1. 5^2 +6^2=x^2

2. 25+36 = x^2

3. 61=x^2

4. \(\sqrt{61}\) = 7.8

Answer:

english pls

Step-by-step explanation:

Answer:

Annual withdraw= $57,583.68

Step-by-step explanation:

Giving the following information:

Present Value (PV)= $555,000

Interest rate (i)= 0.0825

Number of periods (n)= 20

To calculate the annual withdrawals, we need to use the following formula:

Annual withdraw= (PV*i) / [1 - (1+i)^(-n)]

Annual withdraw= (555,000*0.0825) / [1 - (1.0825^-20)]

Annual withdraw= $57,583.68

Answer:

Therefore, sustainable development aims at sustaining the present level of resources and providing the present generation with good quality life where good quality of life refers to standard living with all necessary and basic needs.

Step-by-step explanation: