M to the 8th power times N to the fourth power times M to the seventh power please answer right I will give you the brainest!!

Answer: input is h, output is k

Step-by-step explanation: inserting a number into h will give you your outcome of k in the solution

Answer:

Step-by-step explanation:

The difference of the given fraction is expressed as \(\frac{x^2+4x-1}{x(x+2)}\)

Given the expression:

Take the LCM of the fraction to have:

\(=\frac{x+5}{x+2}-\frac{x+1}{x(x+2)} \\=\frac{x(x+5)-(x+1)}{x(x+2)} \\=\frac{x^2+5x-x-1}{x(x+2)}\\=\frac{x^2+4x-1}{x(x+2)}\)

Hence the difference of the given fraction is expressed as \(\frac{x^2+4x-1}{x(x+2)}\)

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Answer:

its B. x^2+4x+1 / x(x+2)

Step-by-step explanation:

did it on edge

Answer:

11.74

Step-by-step explanation:

I hope this helps you

Answer:

$9.99

Step-by-step explanation:

The goal is to get d all by itself. To do that first subtract 5.22 on both sides. Then you have 3d=29.97. Then you need to get rid of the 3. Divide the 3 on both sides to get d=9.99. D represent a dozen, so one dozen bagels equals $9.99.

Using the concept of similar triangles, we were able to find the height of the tree given the man's height, distance from the tree, and distance from the steak. The tree is approximately 6.25 feet tall.

We can use similar triangles to find the height of the tree. Let x be the height of the tree in feet. Then, we have:

x / (x+5) = 6 / 30

Cross-multiplying, we get:

30x = 6(x+5)

Expanding and simplifying, we get:

30x = 6x + 30

24x = 30

x = 1.25

Therefore, the tree is 1.25 + 5 = 6.25 feet tall.

In conclusion, the height of a tree can be determined using similar triangles. By setting up the proportion of the tree's height to its distance from a person, and using cross-multiplication, the height can be solved for. The tree is 6.25 feet tall.

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The common difference of the associated arithmetic Sequence is 16.

The common difference represents the fixed difference between each successive values in an arithmetic Sequence.

common difference= 22-6 = 16

Therefore, the common difference is 16

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Given the equation:

8x + 7y = -50

We will check the options to find which order pair is the solution of the equation

Point (-6 , -1)

8 * -6 + 7 * -1 = -48 - 7 = -55 ≠ -50

Point ( 0 , -6)

8 * 0 + 7 * - 6 = -42 ≠ -50

Point (-6, 0 )

8 * - 6 + 7 * 0 = -48 ≠ -50

Point (-1 , -6)

8 * -1 + 7 * -6 = -8 - 42 = -50

so, the order pair which is a solution for the equation is (-1 , -6 )

Compute the length of the curve r(t)=3ti+2tj+(t2−4)k over the interval 0≤t≤8 HINT use the formula ∫t2+a2​dt=21​tt2+a2​+21​a2ln(t+t2+a2​)+C

To compute the length of the curve given by the vector function r(t) = 3ti + 2tj + (t²2 - 4)k over the interval 0 ≤ t ≤ 8, we can use the arc length formula:

L = ∫√(dx/dt)²2 + (dy/dt)²2 + (dz/dt)²2 dt

First, let's find the derivatives of x, y, and z with respect to t:

dx/dt = 3

dy/dt = 2

dz/dt = 2t

Now, we can substitute these derivatives into the arc length formula:

L = ∫√(3²2 + 2²2 + (2t)²2) dt

L = ∫√(9 + 4 + 4t²2) dt

L = ∫√(13 + 4t²2) dt

To integrate this expression, we can use the hint given:

∫√(13 + 4t²2) dt = 1/2 ∫(1 + 4t²2)²(1/2) dt

                  = 1/2 [t√(1 + 4t²2) + (1/4)ln(t + √(1 + 4t²2)) + C]

Now we can evaluate this expression over the interval 0 ≤ t ≤ 8:

L = 1/2 [(8√(1 + 4(8²2)) + (1/4)ln(8 + √(1 + 4(8²2)))) - (0√(1 + 4(0²2)) + (1/4)ln(0 + √(1 + 4(0²2))))]

Simplifying further will give the length of the curve.

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Answer:Inhale oxygen blow out carbon dioxide

Step-by-step explanation:

57 students most likely got heads between 45 and 60 times.

To determine the number of students who got heads between 45 and 60 times, we'll use the normal distribution properties. First, we need to calculate the z-scores for 45 and 60:

Z = (X - μ) / σ

For 45 heads:
Z1 = (45 - 50) / 5 = -1

For 60 heads:
Z2 = (60 - 50) / 5 = 2

Next, we need to find the probability that a student falls between these z-scores. We can do this by looking up the z-scores in a standard normal distribution table or using a calculator. The probabilities corresponding to these z-scores are:

P(Z1) = 0.1587
P(Z2) = 0.9772

Now, subtract P(Z1) from P(Z2) to get the probability of a student's result falling between 45 and 60 heads:

P(45 ≤ X ≤ 60) = P(Z2) - P(Z1) = 0.9772 - 0.1587 = 0.8185

Finally, multiply this probability by the total number of students (70) and round to the nearest whole number:

Number of students = 0.8185 * 70 ≈ 57

So, approximately 57 students most likely got heads between 45 and 60 times.

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This equation is true for any real number n, which means {na, nb, nc} is also a Pythagorean triple. Therefore, our proof is complete. Hi! I'd be happy to help you with your proof.

Suppose {a, b, c} is a Pythagorean triple, which means that a^2 + b^2 = c^2 holds true, where a, b, and c are positive integers. Now, let's consider any real number n.

We want to prove that {na, nb, nc} is also a Pythagorean triple. To do this, we need to show that (na)^2 + (nb)^2 = (nc)^2 holds true.

Let's expand the expressions:
(na)^2 + (nb)^2 = (nc)^2
(n^2 * a^2) + (n^2 * b^2) = (n^2 * c^2)

Now, we know from our assumption that a^2 + b^2 = c^2. We can factor out n^2 from the equation above:

n^2 * (a^2 + b^2) = n^2 * c^2

Since a^2 + b^2 = c^2, we can substitute c^2 into the equation:

n^2 * c^2 = n^2 * c^2

This equation is true for any real number n, which means {na, nb, nc} is also a Pythagorean triple. Therefore, our proof is complete.

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A scientist can use bootstrap analysis to estimate the strength of evidence that a particular node in a phylogeny exists.

Bootstrap analysis is a statistical method used to determine the reliability and robustness of phylogenetic trees' topologies. In bootstrap analysis, a series of random resampling with replacement is used to assess how well the observed data fit the phylogenetic hypothesis.

Bootstrap values range from 0 to 100 and reflect the proportion of times that a particular node or branch occurs in the bootstrap replicate trees. Bootstrap values greater than 70% are usually considered strong evidence that a particular node or branch exists in the phylogenetic tree.

Bootstrap analysis is an important tool for understanding the reliability of phylogenetic trees and the evolutionary relationships among organisms.

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From the question, the order of reaction is second order for A

The rate of a second-order reaction is exactly proportional to the product of the concentrations of the two reactants or to the square of the concentration of a single reactant. Depending on the particular reaction and its stoichiometry, the rate equation for a second-order reaction can take on several shapes.

Studying reaction kinetics, figuring out reaction processes, and planning and optimizing chemical reactions all depend on understanding the order of events.

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Answer:

y = -10x + 5 and y = 2/5x + 1

Step-by-step explanation:

slope-intercept form is y = mx + b, where m = slope and b = y-intercept.

for your first problem, just plug in the m and b values to complete the equation.

1.) y = mx + b ⇒ y = -10x + 5

plug in -10 for x (slope) and 5 for b (y-intercept)

and for the second problem...

since you're given a value for slope as well as a coordinate pair, all you need to do is plug those values into the equation for their respective variables and then solve for b. (it doesn't matter what order you plug values in, but i'm going to fill them in in the order of the equation; y, m, and x)

1.) plug in -1 for y

y = mx + b ⇒ -1 = mx + b

2.) plug in 2/5 for m

-1 = mx + b ⇒ -1 = 2/5x + b

3.) plug in -5 for x

-1 = 2/5x + b ⇒ -1 = 2/5(-5) + b

now it's time to solve for b! start by multiplying 2/5 and -5.

-1 = 2/5(-5) + b ⇒ -1 = -2 + b

add 2 to both sides of the equation. on the right side, it cancels itself out. on the left side, adding 2 to -1 gives you 1.

and you're left with 1 = b! :)

therefore, y = 2/5x + 1

i hope this helps! have a great day <3

Answer: I'd say reflection

Answer:

It is a reflection

Step-by-step explanation:

In Geometry, a reflection is known as a flip. A reflection is a mirror image of the shape. An image will reflect through a line, known as the line of reflection. A figure is said to reflect the other figure, and then every point in a figure is equidistant from each corresponding point in another figure.

He will travel around 75 miles if he drives for one hour at the same rate.

The unitary approach is a methodology for solving problems that involves first determining the value of a single unit and then multiplying that value by the required value. The term unitary refers to a single or unique entity. As a result, the goal of this approach is to determine values in reference to a single unit. For example, if a car travels 44 kilometers on two litres of gasoline, we may use the unitary technique to calculate how far it will go on one litre of gasoline. The unitary method is a technique that involves determining the value of a single unit and then calculating the value of the requisite number of units based on that value.

Here,

If he drove 15 miles in 12 minutes,

In 60 minutes, he will drive,

=60*15/12

=75 miles

He will go about 75 miles when he drove one hour in total at the same rate.

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Answer:

Step-by-step explanation:

Since the sum of all exterior angles in a polygon is 360°, we have to divide 360 by 6 to find the number of sides.

360/6 = 60.

So, the polygon has 60 sides.

Hope this helps! (:

Answer:

14

Step-by-step explanation:

because it is a small angle that will indooor more sides

Answer:

its the 3rd choice, 9/10

Step-by-step explanation:

Upon solving using direct factoring, the value of k = 56i / 3, a = 4i.

The algebraic square and simplify method is used to finish the square in a quadratic equation in order to obtain the required equation roots. The answer to the quadratic equation ax2 + bx + c = 0 is a 0. To obtain the roots, we simplify this equation to read as ax2 + bx + c = 0.

It is referred to as the direct technique since it allows us to solve the given system of linear equations in a finite number of specified steps.

Given the equation are -

9k² + 8 = - 48

9k² = -48 - 8

9k² = - 56

k = -√56 / √9

k = -√56 / 3

5a² + 10 = - 70

5a² = -80

a² = -16

a = 4i

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The resulting control chart will help identify any points that fall outside the control limits, indicating potential anomalies or special causes of variation in the idle time ratio.

To construct the control chart for the idle time ratio based on three standard deviations, we need to follow several steps:

Step 1: Calculate the average idle time ratio.

To calculate the idle time ratio, we divide the idle time (in minutes) by the total effective working time (in minutes). In this case, the total effective working time per day is 8 hours or 480 minutes. Calculate the idle time ratio for each day using the formula:

Idle Time Ratio = Idle Time / Total Effective Working Time

Day 1: 40 / 480 = 0.083

Day 2: 35 / 480 = 0.073

...

Day 25: 28 / 480 = 0.058

Step 2: Calculate the average idle time ratio.

Sum up all the idle time ratios and divide by the number of days to find the average idle time ratio:

Average Idle Time Ratio = (Sum of Idle Time Ratios) / (Number of Days)

Step 3: Calculate the standard deviation.

Calculate the standard deviation of the idle time ratio using the formula:

Standard Deviation = sqrt((Sum of (Idle Time Ratio - Average Idle Time Ratio)^2) / (Number of Days))

Step 4: Calculate the control limits.

The upper control limit (UCL) is the average idle time ratio plus three times the standard deviation, and the lower control limit (LCL) is the average idle time ratio minus three times the standard deviation.

UCL = Average Idle Time Ratio + 3 * Standard Deviation

LCL = Average Idle Time Ratio - 3 * Standard Deviation

Step 5: Plot the control chart.

Plot the idle time ratio data on a graph, along with the UCL and LCL calculated in Step 4. Each data point represents the idle time ratio for a specific day.

The resulting control chart will help identify any points that fall outside the control limits, indicating potential anomalies or special causes of variation in the idle time ratio.

Note: Since the calculations involve a large number of values and the table provided is not suitable for easy calculation, I recommend using a spreadsheet or statistical software to perform the calculations and create the control chart.

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Answer:

H-15=46

Step-by-step explanation:

height - 15= 46

Greg height is 46 + 15 = 61

1.62 is the volume (in cm3) of 2 troy ounces of pure gold .

What is full answer for density?

We determine the volume, V, corresponding to the given amount of gold. We do this by dividing the given mass, m, by the density, d, such that

               V = m/d

  m = 31.03 g

   d = 19.3 g/ml

We proceed with the solution

  V = m/d

     = 31.03/19.3

      ≈ 1.62 ml

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15.87% of the numbers are larger than 13 in this normal Distribution.

A. To find the percentage of data that lies between 7 and 16 in a normal distribution with a mean of 10 and a standard deviation of 3, we can use the Z-score formula.

The Z-score represents the number of standard deviations a particular value is from the mean. We can calculate the Z-scores for the values 7 and 16 as follows:

Z-score for 7 = (7 - 10) / 3 = -1

Z-score for 16 = (16 - 10) / 3 = 2

Using a standard normal distribution table or a Z-score calculator, we can find the corresponding cumulative probabilities for these Z-scores.

The percentage of data that lies between 7 and 16 can be calculated by subtracting the cumulative probability for 7 from the cumulative probability for 16:

Percentage = (Cumulative Probability for 16) - (Cumulative Probability for 7)

By referring to the standard normal distribution table or using a calculator, we find the cumulative probabilities:

Cumulative Probability for 7 ≈ 0.1587

Cumulative Probability for 16 ≈ 0.9772

Percentage ≈ 0.9772 - 0.1587 ≈ 0.8185

Therefore, approximately 81.85% of the data lies between 7 and 16 in this normal distribution.

B. To find the two numbers between which 68% of the data lies, we consider one standard deviation on either side of the mean.

Since the normal distribution is symmetric, we can calculate the values by adding and subtracting one standard deviation from the mean:

Lower value: Mean - Standard Deviation = 10 - 3 = 7

Upper value: Mean + Standard Deviation = 10 + 3 = 13

Therefore, 68% of the data lies between the numbers 7 and 13.

C. To find the percentage of numbers that are larger than 13 in the given normal distribution, we can calculate the cumulative probability for 13 and subtract it from 1 (since we want the percentage of numbers that are larger).

Using the Z-score formula:

Z-score for 13 = (13 - 10) / 3 = 1

Referring to the standard normal distribution table or using a Z-score calculator, we find the cumulative probability for 13:

Cumulative Probability for 13 ≈ 0.8413

Percentage = 1 - (Cumulative Probability for 13) = 1 - 0.8413 = 0.1587

Therefore, approximately 15.87% of the numbers are larger than 13 in this normal distribution.

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Answer:

Multiply the denominator of the fractional part by the whole number, and add the result to the numerator.

Step-by-step explanation:

You can add or subtract mixed numbers by turning them to improper fractions first. Improper fractions are fractions where the numerator is greater than the denominator.

The present value of the loan is found to be  approximately $70.28.

To find the present value of a loan, we can use the formula:

Present Value = Future Value / (1 + (interest rate * time))

Given that the future value is $1,321.17, the interest rate is 7.75%, and the time is 230 days, we can plug in these values into the formula:

Present Value = 1321.17 / (1 + (0.0775 * 230))

Calculating the expression in the parentheses first:

Present Value = 1321.17 / (1 + 17.8075)

Simplifying further:

Present Value = 1321.17 / 18.8075

Evaluating the division:

Present Value ≈ $70.28

Therefore, the present value of the loan is approximately $70.28.

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Answer:

Area= 89.11cm² multiply the l and w

Perimeter= 37.76cm add all the sides

Thomas is 49 years old.

What is equation?

Two expressions joined by an equal sign form a mathematical statement known as an equation. An equation is, for instance, 3x - 5 = 16. We can solve this equation and determine that the value of the variable x is 7.

Given:

Huilan is 11 years older than Thomas.

The sum of their ages is 109.

We have to find the Thomas's age in years.

Let x be the Thomas age.

Then the age of Huilan is x + 11.

As the sum of their ages is 109.

⇒ x + (x + 11) = 109

         2x + 11 = 109

               2x = 98

                 x = 49

Hence, Thomas is 49 years old.

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Answer:

252 in 2

Step-by-step explanation:

break the big figure up and get 108, 90, and 54 add them all togther and get 252

The​ value of c for which the equation is identity is 6

Given the expression

|2x + 5|=|cx + 3 - 4x +2|​

Collecting the like terms;

|2x + 5|=|cx - 4x + 3 +2|​

|2x + 5|=|cx - 4x + 5|

If the modulus is positive;

2x + 5 = (c-4)x + 5

Compare both sides of the equation

2x = (c-4)x

2 = c-4

c = 2 + 4

c = 6

Hence the​ value of c for which the equation is identity is 6

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The average flow rate of customers per hour at the fast food restaurant is 240 customers.

To calculate the average flow rate of customers per hour at the fast food restaurant, we need to determine the average time it takes for a customer to complete their order and eating.

The total time a customer spends in the restaurant is the sum of the time spent ordering (5 minutes) and the time spent eating (20 minutes), which equals 25 minutes.

To convert this to hours, we divide by 60 (minutes in an hour):

25 minutes / 60 = 0.4167 hours

Now, we can calculate the average flow rate by dividing the number of customers served in an hour by the time each customer spends in the restaurant:

Average flow rate = Number of customers per hour / Time per customer

Since the average number of customers waiting and eating at the restaurant is 100, we can substitute this value:

Average flow rate = 100 customers per hour / 0.4167 hours

Calculating this:

Average flow rate = 240 customers per hour

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