A hat company wants to create a cylindrical travel case to protect its beach sun hats using the following pattern.

net drawing of a cylinder is shown as two circles with diameters labeled 15 inches and a rectangle with a height labeled 5 inches

How many square inches of leather will be necessary to create the travel case? Approximate using π = 3.14.

412.13 square inches
588.75 square inches
1,648.5 square inches
1,884 square inches

Answer:

Step-by-step explanation:

If we consider a circle with a diameter of 7 cm... by superimposing a thread we may find that the circumference is approx. 22 cm.

Now, as we know that

2 pi r = c

d * pi =c

pi = c/d

Hence by dividing 22 by 7, we get 3.14 to two decimal places

[Note: The exact value of pi can never be found... as it is irrational. But for simplicity.. we take it as 3.14]

The ANOVA produced 21 degrees of freedom within three treatment conditions with equal sample sizes. Therefore, each sample contains 8 individuals. So, the correct answer is D).

The formula for calculating degrees of freedom within a one-way ANOVA is

dfwithin = (N - k)

where N is the total number of observations (across all groups) and k is the number of groups being compared.

In this case, we know that dfwithin = 21, and since there are three treatment conditions being compared, k = 3

So, we can rearrange the formula to solve for N:

N = dfwithin + k

N = 21 + 3

N = 24

Since we are told that the sample sizes are all the same, we can divide the total number of observations by the number of groups to get the size of each sample

n = N/k

n = 24/3

n = 8

Therefore, there are 8 individuals in each sample. The answer is (d) 8.

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Statistical analyses are least likely to be found in a (D) qualitative research.

Therefore, statistical analyses are least likely to be found in a (D) qualitative research.

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Answer:

green by searching me on is green

50% is green I'm not sure how you would do your work but 25% is purple

Answer:46.2

Step-by-step explanation:

hope this helps

Answer:

Hello!

______________________

8.14*10=81.4 Is correct

Step-by-step explanation: Multiply 10 by 8.14.

Hope this helped you!

:D

Answer:

Step-by-step explanation:

if you got 100 percent on the project then you would have a 89.55

Answer:

81.50

Step-by-step explanation:

The correct option for the general solution of the given differential equation is: d. x³/³ - 8x/3 + C.

To find the general solution for the given differential equation:

3x² - 3(dy/dx) = 8x, we can follow these steps:

Rearrange the equation to isolate the term involving dy/dx:

dy/dx = (3x² - 8x) / 3.

Integrate both sides of the equation with respect to x:

∫ dy/dx dx = ∫ [(3x² - 8x) / 3] dx.

Integrate the right side of the equation:

∫ dy/dx dx = ∫ [(3x² - 8x) / 3] dx

y = ∫ [(3x² - 8x) / 3] dx.

Simplify the integral on the right side:

y = ∫ (x² - (8/3)x) dx

y = (1/3) * ∫ (x² - (8/3)x) dx.

Integrate each term separately:

y = (1/3) * [(1/3)x² - (8/6)x²] + C

y = (1/9)x³ - (4/9)x² + C.

Therefore, the general solution for the given differential equation is:

y = (1/9)x³ - (4/9)x² + C, where C is the constant of integration.

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Answer:

128 pounds

Step-by-step explanation:

4/3×96 since €4 is £3

Mean reversion is the tendency of prices or variables to return to their average level. The mean-reverting level, x1, is calculated using statistical methods and indicates potential future decreases or increases.

Mean reversion refers to the tendency of asset prices or economic variables to move back to their average or mean level over time. The mean-reverting level, x1, for a time series can be calculated using statistical methods like moving averages or exponential smoothing. These techniques estimate the average value or trend of the data.



The interpretation of x1 depends on the context. If the current value is above x1, it suggests a potential future decrease, reverting back to x1. Conversely, if the current value is below x1, it indicates a potential future increase, also reverting back to x1. The deviation from x1 provides insights into the strength or speed of the mean reversion process.



Therefore, Mean reversion is the tendency of prices or variables to return to their average level. The mean-reverting level, x1, is calculated using statistical methods and indicates potential future decreases or increases.

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Answer:

4 m = width of the rectangle.

6 m = length of the rectangle

20 m = perimeter of rectangle

3 m = side of the square

Step-by-step explanation:

Let s = length of side of square

s + 1 = width of rectangle

s + 3 = length of rectangle

Area of rectangle = (s + 1)(s + 3)

Area of square = \(s^{2}\)

So,  (s + 1)(s + 3) + \(s^{2}\) = 33

\(s^{2}\) + 4s + 3 + \(s^{2}\) = 33

2\(s^{2}\) + 4s - 30 = 0

2(\(s^{2}\) + 2s - 15) = 0

2(s + 5)(s - 3) = 0

s = -5   or   s = 3

Length of a side cannot be negative, so -5 is ignored

3 m = side of the square

4 m = width of the rectangle

6 m = length of the rectangle

2(4) + 2(6) = 8 + 12 = 20 m = perimeter of rectangle

The ordered pair (2, 7) is a solution to the equation  9 x-y-11=0.

To determine whether the ordered pair (2, 7) is a solution of the equation 9x - y - 11 = 0.

we substitute the values of x and y from the ordered pair into the equation and check if it satisfies the equation.

Given ordered pair: (2, 7)

Substituting x = 2 and y = 7 into the equation:

9(2) - 7 - 11

= 18 - 7 - 11

= 18 - 18

= 0

Since the equation holds true when the values of x and y are substituted, the ordered pair (2, 7) is a solution of the equation 9x - y - 11 = 0.

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A fifth-degree polynomial can have at most 4 critical numbers, and hence 4 relative extrema. It can have at most 3 points of inflection.

Explanation:
1. A polynomial function of degree n has (n-1) critical numbers, which are points where the derivative is either zero or undefined. Since a fifth-degree polynomial has a degree of 5, it can have at most (5-1)=4 critical numbers.

2. Relative extrema are local maximum or minimum points of the function. A relative extrema occurs at a critical number where there is a change in the sign of the first derivative (going from positive to negative or negative to positive). Since we have at most 4 critical numbers, there can be at most 4 relative extrema for a fifth-degree polynomial.
3. Points of inflection are points on the graph where the function changes its concavity (from concave up to concave down or vice versa). This occurs when the second derivative of the function changes sign. To find the points of inflection, we need to find the critical numbers of the first derivative, which is a fourth-degree polynomial (one degree less than the original polynomial). A fourth-degree polynomial has at most (4-1)=3 critical numbers.
4. Therefore, a fifth-degree polynomial can have at most 4 relative extrema and 3 points of inflection.

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Answer:

(-4,-1)

Step-by-step explanation:

Look at where the lines on the graph intersect, then find the point.

Answer:

(-4, -1) I believe I'm not 100% Sure it has been a while since I have done graphs

I'm sorry if it is wrong

To determine if the polynomial is even, odd, or neither, we substitute -x for x in the polynomial and simplify. -3(-x)² + 6(-x) = -3x² - 6x. Since the polynomial is not equal to its negation, it is neither even nor odd.

To write the equation of the line with an x-intercept at -6 and a y-intercept at 2, we can use the slope-intercept form of a line, y = mx + b, where m is the slope and b is the y-intercept.

In this case, the y-intercept is given as 2, so the equation becomes y = mx + 2. To find the slope, we can use the formula (y2 - y1) / (x2 - x1) with the given points (-6, 0) and (0, 2). We find that the slope is 1/3. Thus, the equation of the line is y = (1/3)x + 2.

For the polynomial f(x) = -3x² + 6x, the degree is 2 and the leading coefficient is -3. The end behavior of the graph is determined by the degree and leading coefficient. Since the leading coefficient is negative, the graph will be "downward" or "concave down" as x approaches positive or negative infinity.

To find the zeros, we set the polynomial equal to zero and solve for x. -3x² + 6x = 0. Factoring out x, we get x(-3x + 6) = 0. This gives us two solutions: x = 0 and x = 2.

The x-intercept is the point where the graph intersects the x-axis, and since it occurs when y = 0, we substitute y = 0 into the polynomial and solve for x. -3x² + 6x = 0. Factoring out x, we get x(-3x + 6) = 0. This gives us two x-intercepts: (0, 0) and (2, 0).

To determine if the polynomial is even, odd, or neither, we substitute -x for x in the polynomial and simplify. -3(-x)² + 6(-x) = -3x² - 6x. Since the polynomial is not equal to its negation, it is neither even nor odd.

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Answer:

W=x/7+ 8z/7 + 4/7

Step-by-step explanation:

Answer:

There is only one zero for this function, and it takes place at x = 3

Which seems to agree with answer "c" in your list of options

Step-by-step explanation:

This is the equation of a line with a slope different from zero, therefore, there is only one zero (crossing of the x-axis) for it. We can find it by solving for x when y = 0:

y = - 3 x + 9

0 = - 3 x +9

3 x = 9

x = 9/3

x = 3

Answer:

The slope of new figure A'B'C' = -1.2

A'B' = 3p units

A'C' = 3q units

Step-by-step explanation:

The value of each of the corresponding length of dilated figures (new image) = scale factor multiplied by the corresponding length in original figure.

scale factor = 3

Length of AB = p units

the length of AC = qunits

the length of BC = runits

A'B' = 3p units

A'C' = 3q units

B'C' = 3r units

slope of new figure = slope of previous figure

The slope remains the same = -1.2

The slope of the new figure is mathematically given as

dS=1.2

Question Parameter(s):

The slope of AB is -1.2.

The length of AB is punits

The length of AC is qunits

The length of BC is runits.

Generally, the lengths of the new region are mathematically given as

A'B' = 3p units

A'C' = 3q units

B'C' = 3r units

In conclusion, with the new region consistent in its increase across all regions the slope will remain

dS=1.2

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Hi Student!

Looking at the question we can see that we are given a number which is 120 days.  The question is asking for us to convert the amount of days it took to break the code into hours.  We can do this by multiplying the amount of days that we have by 24 because there are 24 hours in a day.  The days would cancel and that would result us with just hours left.

\(120\ days*\frac{24\ hours}{1\ day}\)

\(\frac{120\ days\ *\ 24\ hours}{1\ day}\)

\(\frac{2880\ hours}{1}\)

\(2880\ hours\)

Therefore, our final answer is that it took the computer 2880 hours to break the code after we converted the days to hours.

Answer:

How many apples did Mr. Rozario buy?

16 apples

How many oranges did Mr. Rozario buy? 40 oranges

Step-by-step explanation:

From the question, we know that:

The ratio of the number of apples to the number of oranges are 2:5.

We represent the total number of fruits as x

Let

The number of apples he bought be represented as 2x

The number of oranges he bought be represented by

= 5x

He gave 3/4 of the apples to his sister and 34 oranges to his brother.

This means now, the number of apples he has left =1 - 3/4(2x) = 1/4(2x)

The number of oranges he has left = 5 - 34

The ratio of the number of oranges to the number of apples that he has now is 2:3.

1/4(2x) : 5x - 34 = 2:3

x/2:5x - 34 = 2:3

= x/2/5x-34 = 2/3

Cross Multiply

(x/2)3 = 5x - 34(2)

3x/2 = 10x - 68

Cross Multiply again

3x = 2(10x - 68)

3x = 20x - 136

20x - 3x = 126

17x = 126.

x = 126/17

x = 8

Hence:

The number of apples he bought be represented as 2x

So: 2 × 8 = 16 apples

The number of oranges he bought be represented by

= 5x

so: 5 × 8 = 40 oranges

Therefore, the number of Apples Mr Rosario bought is 16 apples

The number of oranges Mr Rosario bought is 40 oranges

Answer:

the answer for this problem is 5xy(3x-2y)

Answer:

24 vowels

Step-by-step explanation:

A B C D E F G

  two out of 7 are vowels....you would expect to get 2/7 ths of 84 spins to be vowels

2/7 * 84 = 24 vowels

Answer:

1/3 ; 10/21

Step-by-step explanation:

total sweets = 4+3+5+7+2 = 21

3.1.1

7/21 = (7:7)/(21:7) = 1/3

3.1.2

(5+3+2)/21

10/21

The graph of the inequality y ≥ (1/2)x - 1 and x - y > 1 is attached. Shannon's graph is correct.

An equation is an expression that shows the relationship between two or more numbers and variables. Equations can either be linear, quadratic, cubic and so on depending on the degree.

Inequalities are used for the non equal comparison of numbers and variables.

Given the inequalities:

y ≥ (1/2)x - 1     (1)

and

x - y > 1     (2)

The graph of the inequality is attached. Shannon's graph is correct.

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Answer:

200 litres

Step-by-step explanation:

let g be gasoline used, d the distance travelled and s the speed, then the equation relating the quantities is

g = kd\(\sqrt{s}\) ← k is the constant of variation

To find k use g = 25, d = 100 and s = 100, then

25 = k × 100 × \(\sqrt{100}\) = k × 100 × 10 = 1000k ( divide both sides by 1000 )

0.025 = k

g = 0.025d\(\sqrt{s}\) ← equation of variation

When d = 1000 and s = 64, then

g = 0.025 × 1000 × \(\sqrt{64}\) = 0.025 × 1000 × 8 = 200

Answer:

perfect square

Step-by-step explanation:

It is not positive because it is negative.  

Answer:

D. IMAGINARY

Step-by-step explanation:

That is an imaginary number.

Using the binomial distribution, it is found that the probability of getting 3 heads is of \(\frac{8}{125}\).

The formula is:

\(P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}\)

\(C_{n,x} = \frac{n!}{x!(n-x)!}\)

The parameters are:

In this problem, we have that when n = 3, \(P(X = 3) = \frac{27}{125}\), hence:

\(p^3 = \frac{27}{125}\)

\(p = \sqrt[3]{\frac{27}{125}}\)

\(p = \frac{3}{5}\)

The probability of 3 heads is P(X = 0), hence:

\(P(X = x) = C_{n,x}.p^{x}.(1-p)^{n-x}\)

\(P(X = 0) = C_{3,0}.\left(\frac{3}{5}\right)^{0}.\left(\frac{2}{5}\right)^{3} = \frac{8}{125}\)

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If a park is shown as a square on a map and each side of the park is 1 foot long, the actual length of each side of the park would also be 1 foot.

In this scenario, the park is represented in a 1:1 scale on the map. This means that the dimensions of the park on the map directly correspond to the actual dimensions of the park in real life. Therefore, if each side of the park on the map is 1 foot long, the actual length of each side of the park will also be 1 foot.

It's important to note that this assumes the map accurately represents the scale and there is no distortion or resizing involved.

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