What is the surface area of this complex shape?
A. 545 ft

B. 458 ft

C. 720 ft

D. 1000 ft

E. 680 ft

F. 408 ft
GIVING BRAINLIEST TO WHOEVER ANSWERS CORRECTLY.

Answer:

I'm doing the same thing on my math apeeeeex right now .I wish someone would answer me .

Answer:

y = -1.5x + 3

Step-by-step explanation:

Answer:

y = -1.5x + 3

Step-by-step explanation:

Answer:

Step-by-step explanation:

increasing intervals= (-inf,-2) and (0,2.2)

decreasing intervals=(-2,0) and (2.2,3.2)

Domain= (-inf,3.2]

range=(-inf,5]

local max. points= (-2,0) nd (2.2,5)

local min. point= (0,-3)

Answer:

5p + 2 = 4p - 1

p = -3

Step-by-step explanation:

5. The explanatory variable is Categorical. The correct option is A.

6. "The number of texts sent in response" is Quantitative. The correct option is A.

7. Dot plot visual display should be used to summarize this data. The correct option is B.

8. The medians for IQ scores compare for the boxplots above cannot be determined from the given information. The correct option is D.

Question 5.

The explanatory variable is the variable that is being manipulated in an experiment, in this case, sending flowers to a girl. Since it involves a category or group, it is categorical. Therefore, the answer is A. Categorical.

Question 6.

The number of texts sent in response is a numerical variable that is expressed as a count or quantity. Since it is a number, it is quantitative. Therefore, the answer is A. Quantitative.

Question 7.

The best visual display to summarize this data is a dot plot. A dot plot is useful when comparing two sets of data, and it shows the distribution of data. Therefore, the answer is B. Dot plot.

Question 8.

Since there is no information provided about the box plots for IQ scores, it is not possible to determine how the medians compare. Therefore, the answer is A. Cannot be determined from the given information.

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Answer:

267.3

Step-by-step explanation:

area of a regular polygon =

(perimeter * apothem)/2

perimeter: 9 * 6.6 = 59.4

area: 59.4 * 9 = 534.6

534.6/2 = 267.3

area = 267.3

To determine if the bolts vary by more than the required variance, we can conduct a hypothesis test. The null hypothesis (H₀) states that the variance of the bolts is equal to or less than the required variance (σ² ≤ 0.025), while the alternative hypothesis (H₁) states that the variance is greater than the required variance (σ² > 0.025).

Next, we need to determine the critical value(s) of the test statistic. Since we are testing for variance, we will use the chi-square distribution. For a one-tailed test with α = 0.01 and 14 degrees of freedom (n-1), the critical value is 27.488.

Now, we can compare the test statistic to the critical value. The test statistic is calculated as (n-1) * s² / σ², where n is the sample size (15), s² is the sample variance (0.1587²), and σ² is the required variance (0.025).

If the test statistic is greater than the critical value, we reject the null hypothesis and conclude that the bolts vary by more than the required variance. Otherwise, we fail to reject the null hypothesis.

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To determine if the bolts vary by more than the required variance, we can conduct a hypothesis test. The null hypothesis (H₀) states that the variance of the bolts is equal to or less than the required variance (σ² ≤ 0.025), while the alternative hypothesis (H₁) states that the variance is greater than the required variance (σ² > 0.025).

Next, we need to determine the critical value(s) of the test statistic. Since we are testing for variance, we will use the chi-square distribution. For a one-tailed test with α = 0.01 and 14 degrees of freedom (n-1), the critical value is 27.488.

Now, we can compare the test statistic to the critical value. The test statistic is calculated as (n-1) * s² / σ², where n is the sample size (15), s² is the sample variance (0.1587²), and σ² is the required variance (0.025).

If the test statistic is greater than the critical value, we reject the null hypothesis and conclude that the bolts vary by more than the required variance. Otherwise, we fail to reject the null hypothesis.

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Based on the variable declarations and initializations you provided:
int a = 2; int b = 6; int c = 3;
An expression that evaluates to false would be one where the conditions are not met. For example:
(a + b == c)
This expression checks if the sum of a and b is equal to c. In this case, (2 + 6) is not equal to 3, so the expression evaluates to false.

One possible solution is:
The given variable declarations and initializations are:
int a = 2;
int b = 6;
int c = 3;

To evaluate which of the following expressions is false, we need to look at each expression and see if it produces a Boolean value of false.
a < b || c > b

This expression is true because 2 is less than 6 and 3 is greater than 6. Therefore, the OR operator (||) returns true because at least one of the operands is true.
a + b > c && c - a < b

This expression is true because 2 + 6 is greater than 3 and 3 - 2 is less than 6. Therefore, the AND operator (&&) returns true because both operands are true.
b % c == a || c * b < a

This expression is false because 6 % 3 is equal to 0, which is not equal to 2. Therefore, the equality operator (==) returns false. Moreover, 3 times 6 is 18, which is not less than 2. Therefore, the second operand is also false. Therefore, the OR operator (||) returns false because both operands are false.

Therefore, the expression "b % c == a || c * b < a" evaluates to false.

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Answer:

lines b and c are perpendicular

Step-by-step explanation:

Use slope

slope for parallel is the same

slope for perpendicular is negative reciprocal

line a slope- 1-3/-2-0 is -2/-2 or 1

line b slope- 1-4/4-6 is -3/-2 or 3/2

line c slope- 3-1/1-4 is 2/-3 or - 2/3

none are the same so none are parallel

- 2/3 is the negative reciprocal of 3/2 so lines b and c are perpendicular

To find the angle of least nonnegative measure that is coterminal with θ = -570°, we can add or subtract multiples of 360° until we get an angle between 0° and 360°.

We can start by adding 360° to -570°:

-570° + 360° = -210°

This is still negative, so we can add another 360°:

-210° + 360° = 150°

This is between 0° and 360°, so the angle of least nonnegative measure that is coterminal with θ = -570° is 150°. Therefore, 0c is 150°.

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Answer:

4x^2 – 25

Step-by-step explanation:

i'vegot your back :))

Answer:

6

0

2

Step-by-step explanation:

I assume we are taking the y-value and dividing it by x, as indicated by the y/x

-6/-1

6

0/1

0

6/3

2

A company conducts a survey to measure customer satisfaction on a scale of 1 to 10. The range of customer satisfaction scores is a. 4

To find the range of customer satisfaction scores, we need to calculate the difference between the highest and lowest scores.

The highest score in the given data set is 10, and the lowest score is 6. Therefore, the range is 10 - 6 = 4.

The range is a measure of variability and represents the spread of the data. In this case, the customer satisfaction scores range from 6 to 10, indicating a spread of 4 points on the scale.

It's important to note that the range only considers the highest and lowest scores and does not take into account the distribution of the remaining scores.

Therefore, it provides a limited understanding of the overall variability in customer satisfaction.

Other measures such as standard deviation or interquartile range may provide a more comprehensive analysis of the data distribution.

The correct option is: a. 4

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Complete question below :

A company conducts a survey to measure customer satisfaction on a scale of 1 to 10. The survey results for a sample of 50 customers are as follows: 8, 9, 7, 6, 9, 8, 10, 7, 8, 6, 7, 9, 10, 9, 8, 7, 6, 9, 8, 10, 7, 6, 7, 8, 9, 10, 8, 7, 9, 8, 6, 7, 9, 8, 10, 7, 8, 6, 9, 8, 7, 10, 9, 8, 6, 7, 9, 8, 10, 7, 8.

What is the range of customer satisfaction scores?

a. 4

b. 3

c. 5

d. 2

e. 1

We have been given that a cosine function is a reflection of its parent function over the x-axis. The amplitude of the function is 11, the vertical shift is 9 units down, and the period of the function is \(\frac{7\pi}{12}\). The graph of the function does not show a phase shift. We are asked to write the equation of our function.

We know that general form a cosine function is \(y=A\cos(b(x-c))-d\), where,

A = Amplitude,

\(\frac{2\pi}{b}\) = Period,

c = Horizontal shift,

d = Vertical shift.    

The equation of parent cosine function is \(y=\cos(x)\). Since function is reflected about x-axis, so our function will be \(y=-\cos(x)\).

Let us find the value of b.

\(\frac{2\pi}{b}=\frac{7\pi}{12}\)

\(7\pi\cdot b=24\pi\)

\(\frac{7\pi\cdot b}{7\pi}=\frac{24\pi}{7\pi}\)

\(b=\frac{24}{7}\)

Upon substituting our given values in general cosine function, we will get:

\(f(x)=-11\cos(\frac{24}{7}x)-9\)

Therefore, our required function would be \(f(x)=-11\cos(\frac{24}{7}x)-9\).

Answer:

This will help you

Step-by-step explanation:

The series converges for x in the interval [-1, 1), with the left end included and the right end not included.

To find all the values of x for which the given series converges, we will use the Ratio Test. The series is given by:

\(\sum_{n=1}^\infty \frac{(4 x)^n}{n^{8}}\)

Let's apply the Ratio Test:

\(\lim_{n \to \infty} \frac{\frac{(4 x)^{n+1}}{(n+1)^{8}}}{\frac{(4 x)^n}{n^{8}}} = \lim_{n \to \infty} \frac{n^8 (4x)^{n+1}}{(n+1)^8 (4x)^n}\)

Simplify the expression:

\(\lim_{n \to \infty} \frac{4x n^8}{(n+1)^8}\)

Now, we need to find the values of x for which this limit is less than 1, as the Ratio Test states that the series converges if this limit is less than 1.

\(\frac{4x}{(1+\frac{1}{n})^8} < 1\)

Divide both sides by 4:

\(x < \frac{1}{(1+\frac{1}{n})^8}\)

As n approaches infinity, the term \(\frac{1}{n}\) approaches 0:

\(x < \frac{1}{(1+0)^8} = \frac{1}{1}\)

So, for the series to converge, x must be less than 1.

The series is convergent from x = -1, left end included (Y) to x = 1, right end not included (N).

Your answer: The series converges for x in the interval [-1, 1), with the left end included and the right end not included.

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Answer:

choice b maybe?

Step-by-step explanation:

Answer:

B

Step-by-step explanation:

Answer:

  y = x³ +2x² -x -2

Step-by-step explanation:

A polynomial with root q has a factor (x -q). The factored form of the polynomial is ...

  y = (x -1)(x +1)(x +2)

  y = (x² -1)(x +2) . . . . . . partial simplification

  y = x³ +2x² -x -2

The required length of each piece is 18 inches.

How to find HCF?

The highest common factor (HCF) is found by listing all the common factors of two numbers and choosing the highest one. The required length of each piece is 18 inches.

Given that,

Length of red ribbon spool = 22,608 in

Length of blue ribbon spool = 10,206

To find the required length of each piece we should find the highest common factor (HCF) of the length of a piece of both ribbons.

22, 608 = 1,2,3,4,5,6,8,9,12,16,18,24,36,48,72 .....

10,206 = 1,2,3,6,7,9,14,18,21,27,42,54,63 .......

Common factors are 1,2,3,6,9,18

Therefore, HCF = 18

Hence, the required length of each piece is 18 inches.

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Answer: The answer is: it is a fifth degree binomial or 'quintic binomial'.

Step-by-step explanation:

Is the expression 3x^2-5x^3 a polynomial?

So, we have to know what polynomial means. A polynomial is... "an expression consisting of variables and coefficients, that involves only the operations of addition, subtraction, multiplication, and non-negative integer exponents of variables."

So let's take a look at this expression.

Does it consist of variables and coefficients? YES

Does it only involve operations of addition, subtraction, multiplication, and non-negative integer exponents of variables? YES

Therefore, it is a polynomial.

Now, we have to figure out what degree this polynomial is.

The degree of the polynomial is the degree of the monomial with the largest degree.

So the largest degree would be the 3rd degree, because it is, of course, the largest out of the two powers listed.

And also, keep in mind that this is a binomial (made up of two monomials).

Therefore, it is a fifth degree binomial or 'quintic binomial'.

Answer:

hygiygtuvtyryfyrvvryfyvyvrvfyrvyvrvrvr.

Answer:

Domain:(0,infinite)

Range:(5,infinite)

Step-by-step explanation:

Answer:

D = 0, 1, 2, 3, 4, 5

R = 20, 40, 80, 160

Answer:

2

Step-by-step explanation:

The answer is a- 2

The solution of the expression will be 3, -2, and -22 respectively.

The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.

Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.

Given that the expressions are:-

2x²−3x−2 if x is less than or equal to -1

E = 2x²−3x−2

E = 2 (-1) ² - 3 x -1 -2

E = 2 + 3 - 2

E = 3

E = −x²+2x+1 if -1

E = -(-1)² + 2 x -1 + 1

E = -1 - 2 + 1

E = -2

E = −2x²−x−1

E = -2 ( 3 )² - 3 - 1

E = -18 - 3 - 1

E = -22

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The amount of interest earned on a deposit of $60.00 at a rate of 9% per annum for 2 years is $108.

As per the given problem:

Amount deposited = $60.00

Interest rate per year = 9%

The formula for calculating the interest is given by:

Interest = (Principal × Rate × Time)/100

Where Principal is the initial amount invested or deposited

Rate is the percentage of interest that you earn per annum

Time is the duration for which you want to calculate the interest

Putting the values in the above formula, we get:

Interest = (60 × 9 × 2)/100= (108 × 1)/1= $108

So, the amount of interest earned on a deposit of $60.00 at a rate of 9% per annum for 2 years is $108.

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Therefore, the value of the parcel of land is approximately $7272.

To find the value of the parcel of land, we need to calculate the area in acres and then multiply it by the value per acre.

a) Area of the parcel of land:

We can use Heron's formula to calculate the area of a triangle given its side lengths. Let's denote the side lengths as a = 330 feet, b = 900 feet, and c = 804 feet. The semiperimeter (s) of the triangle is calculated as (a + b + c) / 2.

s = (330 + 900 + 804) / 2

s = 1034

Now we can calculate the area (A) using Heron's formula:

A = √(s(s - a)(s - b)(s - c))

A = √(1034(1034 - 330)(1034 - 900)(1034 - 804))

A ≈ 131953.70 square feet

b) Value of the parcel of land:

To find the value in acres, we divide the area by the conversion factor of 43,560 square feet per acre:

Value = (131953.70 square feet) / (43560 square feet per acre)

Value ≈ 3.03 acres

Finally, we multiply the value in acres by the value per acre:

Value = 3.03 acres * $2400 per acre

Value ≈ $7272

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Answer:

a) The standard form of the equation

\(y=\frac{16}{x^{2} }\)

Step-by-step explanation:

Explanation:-

    A parabola is the set of all points in a plane that are equidistant from a fixed line and a fixed point (not in a line) in the plane

• The Fixed line is called the directrix of the parabola.

• The Fixed point is called the focus of the parabola.

• A line through the focus and perpendicular to the directrix is called the axis of the parabola.

• The point of intersection of parabola with the axis is called the vertex of the parabola.

Given Focus of the parabola S(0,a)= (0,4)

Given Focus is lies on y-axis and the directrix is parallel to x-axis

Given directrix of the parabola y = -4

Directrix     y = -a

Standard form of the parabola

                                x² = 4ay

                               x² = 4(4)y

                              x² = 16y

                              \(y=\frac{16}{x^{2} }\)

Answer:

w = 1.5m + 8

Step-by-step explanation:

Basically what the question says is that the weight of a baby is equal to 8  plus the weight he gained. So then we can make the following equation...  

w = (weight he gained) + 8

(the weight gained is equal to the age in months times 1.5 pounds, so now the formula becomes.....)

w = 1.5m + 8

A strong positive relationship between number f hours worked, x, and the total dollars earned, y, means that the higher the number of hours worked, the higher the total dollars earned and vice versa.

Recall:

Therefore, a strong positive relationship between number f hours worked, x, and the total dollars earned, y, means that the higher the number of hours worked, the higher the total dollars earned and vice versa.

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