Rewrite the product as a power: a^7 *y^7

Step-by-step explanation:

30 is 5   below the mean of 25

      this is  ONE standard deviation BELOW the mean    ( the standard deviation is given as 5)

  this represents  a     Z -score of -1    

From Z-score table this represents .1587 of the sample or 15.87 %

The percentage of all scores that occur at 30 or below in a distribution with a mean of 25 and a standard deviation of 5 is 84.13%.

To find the percentage of all scores that occur at 30 or below, we need to calculate the z-score first. The z-score formula is (x - μ) / σ, where x is the score of interest, μ is the mean, and σ is the standard deviation.

So, for x = 30, μ = 25, and σ = 5, the z-score is calculated as (30 - 25) / 5 = 1.

We can then use a standard normal distribution table or a calculator to find the proportion of the area under the curve to the left of z = 1. This gives us the percentage of all scores that occur at 30 or below.

Using a standard normal distribution table, we find that the proportion of the area under the curve to the left of z = 1 is 0.8413.

Therefore, the percentage of all scores that occur at 30 or below in this distribution is 84.13%.

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The scale factor from Figure A to Figure B is 1/3

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

Figure B is a scaled copy of Figure A.

Also from the figures, we have the following corresponding sides

Figure A = 9 units

Figure B = 3 units

This means that

The scale factor from Figure A to Figure B is

Scale factor = Figure B/Figure A

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

Scale factor = 3 units/9 units

Remove the units

Scale factor = 3/9

Evaluate the quotients

Scale factor = 1/3

Hence, the scale factor is 1/3

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No there will be no relay exchange in any of the 0.25-mile markers

the exchanges are

In a 4 mile race the exchanges are made equal by the number of the team members

therefore the exchanges will be at interval of 4/9 and repetitive addition give other points and the list are

4/9, 8/9, 4/3, 16/9, 20/9, 8/3, 20/9, 32/9, and 4

In decimal form this will be listed in four decimal place

0.4444

0.8889

1.3333

1.7778

2.2222

2.6667

3.1111

3.5556

4

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In this question, we have to find an equation for two lines, depending on the input x, which creates the following piecewise function for this graph:

\(y = t, 0 \leq t \leq 10, -t + 20, 10 \leq t \leq 20\)

Equation of a line:

The equation of a line is given by:

\(y = mt + b\)

In which m is the slope and b is the y-intercept(value of y when x = 0).

This situation:

x between 0 and 10:

From here, we can take two points (t,y). I will take (0,0) and (10,10).

From point (0,0), we get that when \(x = 0, y = 0\), which means that the y-intercept is \(b = 0\), thus:

\(y_1 = mt\)

To find the slope, when we have two points, it is given by change in y divided by change in t, so:

Change in t: 10 - 0 = 10

Change in y: 10 - 0 = 10

Slope: \(m = \frac{10}{10} = 1\)

Thus, the first definition is:

\(y_1 = t, 0 \leq t < 10\)

x between 10 and 20:

I will take the points (10,10) and (20,0).

First, we find the slope:

Change in t: 20 - 10 = 10

Change in y: 0 - 10 = -10

Slope: \(m = \frac{-10}{10} = -1\)

Thus:

\(y_2 = -t + b\)

For the intercept, we have point (20,0), which means that when \(t = 20, y = 0\). So

\(0 = -20 + b\)

\(b = 20\)

Thus, the second definition is:

\(y_2 = -t + 20, 10 \leq t \leq 20\)

Write an equation for the graph.

We use the two definitions, that is:

\(y = y_1, 0 \leq t \leq 10, y_2, 10 \leq t \leq 20\)

So

\(y = t, 0 \leq t \leq 10, -t + 20, 10 \leq t \leq 20\)

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Answer:

Options A, D, and E (0, 5, -1)

Step-by-step explanation:

A vertical asymptote is located where the denominator is equal to 0. Therefore, x=0, x=5, and x=-1 are all vertical asymptotes.

\(3) \: y = \frac{ - 8}{2} ; \: y = - 4\) ✅

Step-by-step explanation:

\(2 \: y = - 8 \\ ⇢  y = \frac{ - 8}{2} \\ ⇢ y = - 4\)

\(\large\mathfrak{{\pmb{\underline{\orange{Happy\:learning }}{\orange{.}}}}}\)

Answer:

C. 39.6

good luck, i hope this helps :)

Therefore, the value of the integral ∫2^6 (5f(x))^2 dx is 900.

If the average value of the function f on the interval 2 ≤ x ≤ 6 is 3, we can express it mathematically as:

(1/(6 - 2)) ∫2^6 f(x) dx = 3

Simplifying this equation, we have:

(1/4) ∫2^6 f(x) dx = 3

Now, let's calculate the value of the integral ∫2^6 (5f(x))^2 dx:

∫2^6 (5f(x))^2 dx = 25 ∫2^6 (f(x))^2 dx

Since the average value of f on the interval 2 ≤ x ≤ 6 is 3, we can substitute it into the equation:

25 ∫2^6 (f(x))^2 dx = 25 * (4/1) * 3^2

Simplifying further, we get:

25 * (4/1) * 3^2 = 25 * 4 * 9 = 900

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The instantaneous rate of change of the function y(t) = t - 62​ at the point t = -3 is 1.000. This means that for every unit increase in t at the point t = -3, the value of y increases by 1.000.

To calculate the instantaneous rate of change, we can take the derivative of the function y(t) with respect to t. The derivative of y(t) = t - 62 is simply 1, as the derivative of t is 1 and the derivative of -62 is 0. Therefore, at any point along the function, the slope of the tangent line is 1.

At the point t = -3, the derivative of y(t) is 1. This means that for every unit increase in t at t = -3, the value of y increases by 1. In other words, as we move along the curve of the function y(t) = t - 62 at t = -3, the instantaneous rate of change is constant and equal to 1.

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3q+30q+12q = 45q

Hope that helped :)

Answer:

35q+8qq

Step-by-step explanation:

i know is ryt

but y did u separate de first 4's other q like dat?

No, there is no commutative property of subtraction for rational numbers. The commutative property, which states that the order of operands does not affect the result of an operation, does not apply to subtraction for rational numbers.

The commutative property states that the order of the operands does not affect the result of an operation. For addition and multiplication, the commutative property holds true. However, for subtraction, the order of the operands does matter, and thus, the commutative property does not apply.

Let's consider an example to demonstrate this:

Take the rational numbers 3/4 and 1/2.

If we subtract 3/4 from 1/2, we have: 1/2 - 3/4 = (2/4) - (3/4)

= -1/4.

If we subtract 1/2 from 3/4, we have: 3/4 - 1/2 = (3/4) - (2/4)

= 1/4.

As you can see, the results are different when the order of subtraction is changed, indicating that subtraction does not follow the commutative property for rational numbers.

The commutative property, which states that the order of operands does not affect the result of an operation, does not apply to subtraction for rational numbers. Changing the order of subtraction changes the result, making subtraction non-commutative for rational numbers.

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The commutative property does not apply to the operation of subtraction with rational numbers. This is because changing the order of the numbers in a subtraction operation will give a different result.

In mathematics, the commutative property refers to the idea that the order in which numbers are used in an operation does not change the result of that operation. This property holds true for addition and multiplication but, unfortunately, it does not hold true for subtraction and division. For example, in subtraction, if we take two rational numbers such as 5 and 3, 5 - 3 is equal to 2, but 3 - 5 equals to -2. As you can see, changing the order of the numbers gives us different results, demonstrating that there is no commutative property of subtraction for rational numbers.

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Answer:

14.478

Step-by-step explanation:

search in anything 5.7 in centimeters boom your answer

Answer:

The giraffe is 570 cm tall

Step-by-step explanation:

All we have to do is convert the units of measurement from Meters to Centimeters. To do that we use this formula: Meters x 100 = cm.

Meters x 100 = cm

5.7 x 100 = cm

5.7 x 100= 570 cm

Hope that helps!

Answer:

Step-by-step explanation:  It means a high level of quality, with 3.4 defects per million opportunities. It is this sigma level that leads to the term Six Sigma, which is a philosophy of delivering near perfect products or services by eliminating variabilities that lead to defects.

Answer:

3eyhugfshdsasdfghgrew12345[pterfghrdfytfvbkyg12345678910

Step-by-step explanation:

ghgtgghjkjhffhjkuhytggbnm,

Sunrise Homes could build their apartment building without problems, since the land mass of the city would not be exceeded.

Given that Sunrise Homes would like to build high rise apartment buildings in Wilmington, NC, and the city of Wilmington will not allow more than 3,000 people per square mile, and the population of Wilmington is 119,045 and covers a land mass of 41.4 square miles, to determine if Sunrise Homes could build their apartment building the following calculation must be made:

Therefore, Sunrise Homes could build their apartment building without problems, since the land mass of the city would not be exceeded.

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Answer:

b. x=24

Step-by-step explanation:

There are special formulas for finding the sides of a 30-60-90 triangle. The hypotenuse is always equal to 2a and the long leg is always equal to \(a\sqrt{3}\).

Since side a is given already as 12. We can substitute 12 for a.

2(12) = 24

In general, to evaluate the function f(x) at a specific value of x, we substitute that value into the expression for f(x) and simplify.

In mathematics, a function is a relation between two sets, where for every element in the first set (called the domain), there is exactly one element in the second set (called the range) that the function maps to. In simpler terms, a function is a rule that assigns each input value from the domain to exactly one output value in the range. Functions are usually represented by a formula or equation that describes the relationship between the input and output values. For example, the function f(x) = 2x + 1 maps every input value of x to an output value that is twice the input value plus 1.

Here,

To evaluate the function f(x) = 4x - 6, we substitute the given values of the independent variable into the expression for f(x) and simplify.

For example:

f(0) = 4(0) - 6 = -6

f(1) = 4(1) - 6 = -2

f(2) = 4(2) - 6 = 2

f(-1) = 4(-1) - 6 = -10

f(3a) = 4(3a) - 6 = 12a - 6

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Answer:

5

Step-by-step explanation:

Take the number of 6th graders and multiply by the percent that have red hair

100 * 5%

100 * .05

5

Answer:

on edg its 5!

Step-by-step explanation:

Answer:

P = 17in

Step-by-step explanation:

P = side + side + side

P = 5 + 5 +7

The perimeter of a triangle 17 inches.

To calculate the perimeter of a triangle, add the length of its sides. For example, if a triangle has sides a, b, and c, then the perimeter of that triangle will be P = a + b + c.

given:

Sides of Triangle: 5 inches, 5 inches, and 7 inches in length.

Now, Perimeter of Triangle

= side + side  +side

= 5 + 5 + 7

= 10+ 7

= 17 inches.

Hence, the perimeter is 17 inches.

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The constant of proportionality is the ratio between two directly proportional quantities. Two quantities are directly proportional when they increase and decrease at the same rate. The constant of proportionality k is given by k=y/x where y and x are two quantities that are directly proportional to each other.

The fourth quadrant, often known as Quadrant IV, is the bottom right quadrant. The x-axis in this quadrant is positive, whereas the y-axis is negative.

Two-dimensional Cartesian axes separate the plane into four infinite areas known as quadrants, each of which is bordered by two half-axes. These are frequently numbered 1 through 4.

90° arc; one-fourth of a circle. the region enclosed by such an arc and two sketched radii, one at each extreme. a component of a machine that has a quarter-circle form.

The x- and y-coordinates are both positive in quadrant I.

The x-coordinate is negative and the y-coordinate is positive in quadrant II.

The x- and y-coordinates are positive in quadrant III.

Quadrant IV: The x-coordinate is positive and the y-coordinate is negative.

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Answer:

( x + 5 )² + ( y - 3 )² = 52

Step-by-step explanation:

Let find the equation of the line going through A( - 11, 7 ) and B( - 9, - 3 )

m = \(\frac{-3-7}{-9+11}\) = - 5

y - 7 = - 5( x + 11 )

y = - 5x - 48

Now, let find the equation of the line passing through midpoint of the segment AB

Coordinates of that midpoint is ( \(\frac{-11-9}{2}\) , \(\frac{7-3}{2}\) ) = ( - 10 , 2 )

Slope of the perpendicular line is \(\frac{1}{5}\) ( opposite reciprocal of ( - 5 )

y - 2 = \(\frac{1}{5}\) ( x + 10 )

y = \(\frac{1}{5}\) x + 4 ........... (1)

Coordinates of an intersection of two lines (1) and x = - 5 are coordinates of the center of the circle

y = \(\frac{1}{5}\) ( - 5 ) + 4 = 3 ⇒ y = 3

O( - 5 , 3 ) is the center

The last!! RADIUS which is OA or OB

r = \(\sqrt{(-5+11)^2 +(3-7)^2}\) = √52

( x + 5 )² + ( y - 3 )² = 52

As per the given graph, the shape of the coordinate is square.

The term coordinate in math is defined as a set of numbers or numbers and letters together that show you a position on a map.

Here we given that  the coordinates (1, 1), (4, 4), (7, 1), and (4, -2) are joined.

Then we have to identified the form of the shape that has been formed using the coordinates.

Here we know that when the coordinates are joined, then the following graph can be obtained and when we observe that all the sides of the figure formed are of the same length and the diagonals bisect each other at 90°.

Through the graph we have identified that the lengths of the diagonals are equal and the opposite sides are parallel.

Therefore, the properties of a square are matched.

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Answer:

80x

Step-by-step explanation:

Hopefully I am correct

Answer:

{all numbers less than 2}

Step-by-step explanation:

x cannot be greater than 2, because it would go over 7

Answer:

{all numbers less than 2}

Step-by-step explanation:

x can only be 2 or lower to make the sentence true

Answer:

aaaaaaaaaaaaaaa

Step-by-step explanation:

In a composite transformation as given you make first the transformation in the right and then the transformation in the left.

For the given point: (-7, 3)

1. Rotation 180°

2. Reflection over x-axis:

Using a system of equations, it is found that there are 147 dimes and 52 quarters in the machine.

A system of equations is when two or more variables are related, and equations are built to find the values of each variable.

In this problem, the variables are:

There are 199 coins, hence:

x + y = 199 -> y = 199 - x.

The value of dimes(each is worth $0.1) is $1.7 more than the sum of the quarters(each is worth $0.25), hence:

0.1x - 0.25y = 1.7.

Since y = 199 - x:

0.1x - 0.25(199 - x) = 1.7.

0.35x = 51.45

x = 51.45/0.35

x = 147

y = 199 - 147 = 52

There are 147 dimes and 52 quarters in the machine.

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Analysis of Variance (ANOVA) is a statistical method used to compare the means of two or more groups in a research study.

The result of an ANOVA test helps us determine if there are any significant differences between the means of the groups.

When conducting an ANOVA, we calculate the F-statistic, which is the ratio of the between-group variability to the within-group variability. If the F-statistic is large enough, it indicates that there is a significant difference between the means of the groups. However, to determine if the results are statistically significant, we need to compare the calculated F-value to a critical value.

The critical value depends on the chosen significance level (alpha), which is typically set to 0.05 or 0.01. If the calculated F-value is greater than the critical value, we reject the null hypothesis and conclude that there are significant differences between at least two of the group means. In other words, the groups are not all the same.

On the other hand, if the calculated F-value is smaller than the critical value, we fail to reject the null hypothesis, suggesting that there is no significant difference between the means of the groups.

To summarize, the result of an ANOVA test tells us whether there are significant differences between the means of the groups being compared.

The statistical significance is determined by comparing the calculated F-value to the critical value at a chosen significance level.

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The independent variable in the researcher's study is the number of errors made by participants in the simulated air-traffic-control task. The researcher examined how this variable was influenced by the presence or absence of quiet background music.

In the study conducted by the researcher, the independent variable is the number of errors made by participants. The researcher investigated the impact of this variable on participants' performance in a simulated air-traffic-control task.

The independent variable represents the condition or factor that is intentionally manipulated or varied by the researcher. In this case, the researcher manipulated the presence or absence of quiet background music to observe its effect on the number of errors made by participants.

By manipulating the independent variable (number of errors), the researcher aimed to analyze its influence on participants' performance. The independent variable allows the researcher to explore potential cause-and-effect relationships between the experimental conditions and the observed outcomes.

It is important to note that the independent variable is not affected by other variables in the study. It is controlled by the researcher to examine its impact on the dependent variable, which is the variable being measured or observed as an outcome of the study.

In summary, the independent variable in the researcher's study is the number of errors made by participants in the simulated air-traffic-control task. The researcher examined how this variable was influenced by the presence or absence of quiet background music.

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