A point at the origin is repeatedly translated c units horizontally and d units vertically. Write the coordinates
of the translated point if the translation sequence is repeated n times.

Answer:

1.8.09

2.-6

Step-by-step explanation:

1. 11b=89

b=89/11

8.09

2. 13+k/3=11

k/3=11-13

k/3=-2

k=-2*3

=-6

Answer:

Number 2 is - 6

Step-by-step explanation:

2. 13 + k/3 = 11

We can start off my subtracting 13 in both sides.

-13 + 13 + k/3 = 11 - 13

k/3 = -2. now we have to multiply 3 in both sides

3 x k/3 = -2 x 3

k = -6

Hope this helps!!

The statement If a simple random sample is chosen with replacement, each individual has the same chance of selection on every draw is True.

If a simple random sample is chosen with replacement, it means that after each selection, the chosen individual is placed back into the population before the next selection is made. In this case, each individual in the population has the same chance of being selected for every draw.

The process of replacing the selected individual ensures that the selection probabilities remain constant throughout the sampling process. As a result, each individual has an equal probability of being chosen on each draw, making the statement true.

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Mean of the data = 83.92  

The term "mean" refers to the average of the data and is derived by dividing the total number of data observations in the data by the total number of observations.

It is a data point that represents the average of all the data points in the collection. The most popular and commonly applied approach in statistics for determining the middle of a data collection is the mean.  

Here given data is

No of students(f\(_{i}\))         4        3       9         2       3        3          4  

Score (x\(_{i}\))                     70      75     80       85      90      95      100        

f\(_{i}\) x\(_{i}\)                          280       225    720    170     270    285    400      

The formula for the mean of the data is given by

=>  ∑ f\(_{i}\) x\(_{i}\) = 280 + 225 + 720 + 170 + 270 + 285 + 400 = 2350

=>  ∑f\(_{i}\)   = 4 + 3 + 9 + 2 + 3 + 3 + 4 = 28

=> Mean of the data = 2350/28 = 83.92  

Therefore,

The Mean of the data = 83.92

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Answer:

Original volume = (4/3)π(6^3) = 288π

New volume = (4/3)π(18^3) = 7,776π

7,776π ÷ 28π = 27

When the radius of a sphere is tripled, the volume of the new sphere is 27 times the volume of the old sphere.

Answer:

The area of the screen is 1399.68 in²

Step-by-step explanation:

The given parameters are;

The size of the TV = 54 inch

The aspect ratio of the TV screen = 4:3

The size of the TV is given as the length, of the diagonal, therefore, we have;

The aspect ratio = Length, L:Width, W = 4/3 = L/W

L² + W² = 54²..................(1)

L/W = 4/3.........................(2)

Therefore, 3×L = 4×W

L = 4×W/3

Substituting the value of L in equation (1), we have;

(4×W/3)² + W² = 54²

16/9×W² + W² = 54²

25/9×W² = 54²

W² = 54²×9/25 = 1049.76

W = 32.4 inches

The length, L = 4×W/3 = 4×32.4/3 = 216/5 inches = 43.2 inches

The area of the screen = 43.2 inches × 32.4 inches = 1399.68 in²

The area of the screen =  1399.68 in².

Answer:

10 steps

Step-by-step explanation:

Answer:

I guess the answer is 5 and 8

Answer:

I think answer is 5 and 8

Three points must be removed from this graph so that it will be a function

The points are given as:

(-3, 2), (-3, 3), (1, 4), (1, -4), (2, -4), (2, -2).

For a set of point to represent a function;

Each x coordinate must point to only one y coordinate

From the given points, we have the following highlights:

In the above highlights, one point each must be removed.

This means we have a total of 3 points

Hence, three points must be removed from this graph so that it will be a function

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Answer:

C. 3 points

Step-by-step explanation:

Answer:

77 "

Step-by-step explanation:

'mean' is the average of all of the heights

( 84 + 84  + 77 + 63 + 70 + 70  + x) / 7 = 75

  x = 77

The probability of rolling an even number in at least one of the throws is 31/32 or approximately 0.969.

The probability of not rolling an even number in a single throw is 1/2, since there are three odd numbers and three even numbers on the die. Therefore, the probability of not rolling an even number in five independent throws is (1/2)^5 = 1/32.

The probability of rolling an even number in at least one of the throws is the complement of the probability of not rolling an even number in any of the five throws. So:

P(rolling an even number in at least one of the throws) = 1 - P(not rolling an even number in any of the five throws)

= 1 - (1/32)

= 31/32

Therefore, the probability of rolling an even number in at least one of the throws is 31/32 or approximately 0.969.

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Answer:

Step-by-step explanation:

Answer

Equation of a straight line

y = -0.33x + 4.995

Answer:

Step-by-step explanation:

Find the midpoint of the segment by using the formula [(x1 + x2)/2, (y1 + y2)/2]. The midpoint is [(2 + 6)/2, (1 + 3)/2] = (4, 2).

Find the slope of the segment by using the formula (y2 - y1)/(x2 - x1). The slope is (3 - 1)/(6 - 2) = 1/2.

Find the negative reciprocal of the slope by flipping the fraction and changing the sign. The negative reciprocal is -2/1 or -2.

Find the equation of the perpendicular bisector by using the point-slope form y - y1 = m(x - x1), where m is the negative reciprocal and (x1, y1) is the midpoint. The equation is y - 2 = -2(x - 4).

Simplify the equation by distributing and rearranging. The equation is y = -2x + 10. This is the equation of the perpendicular bisector in slope-intercept form.

Answer:

The perimeter of the portrait is $2\times(1+2)=6$ yards.

To find the cost of the frame, we need to calculate the length of the frame needed, which is the same as the perimeter of the portrait. So, the length of the frame needed is 6 yards.

The cost of the frame will be the cost per yard multiplied by the length of the frame:

$6~\text{yards} \times $10.17/\text{yard} = $61.02$

Therefore, the frame will cost $61.02.

The yield to maturity of a ten-year, $1000 bond with a 5.2% coupon rate and semi-annual coupons, if the =bond is currently trading for a price of $884, is 6.23%. Thus, option a and option b is correct

Yield to maturity (YTM) is the anticipated overall return on a bond if it is held until maturity, considering all interest payments. To calculate YTM, you need to know the bond's price, coupon rate, face value, and the number of years until maturity.

The formula for calculating YTM is as follows:

YTM = (C + (F-P)/n) / ((F+P)/2) x 100

Where:

C = Interest payment

F = Face value

P = Market price

n = Number of coupon payments

Given that the bond has a coupon rate of 5.2%, a face value of $1000, a maturity of ten years, semi-annual coupon payments, and is currently trading at a price of $884, we can calculate the yield to maturity.

First, let's calculate the semi-annual coupon payment:

Semi-annual coupon rate = 5.2% / 2 = 2.6%

Face value = $1000

Market price = $884

Number of years remaining until maturity = 10 years

Number of semi-annual coupon payments = 2 x 10 = 20

Semi-annual coupon payment = Semi-annual coupon rate x Face value

Semi-annual coupon payment = 2.6% x $1000 = $26

Now, we can calculate the yield to maturity using the formula:

YTM = (C + (F-P)/n) / ((F+P)/2) x 100

YTM = (2 x $26 + ($1000-$884)/20) / (($1000+$884)/2) x 100

YTM = 6.23%

Therefore, If a ten-year, $1000 bond with a 5.2% coupon rate and semi-annual coupons is now selling at $884, the yield to maturity is 6.23%.

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Answer:

the answer is A, he's right.

Step-by-step explanation:

Answer:

A

Step-by-step explanation: I hope you get a 100%

The maximum area of the rectangle inside the ellipse is 2ab.

Given that,

Ellipse = x2 / a2 + y2 / b2 = 1

we know the general coordinates of any point in an ellipse of the equation

x2 / a2 + y2 / b2 = 1 is (acosθ,bsinθ)

So, we take general vertices of rectangles as

(acosθ,bsinθ), (acosθ,-bsinθ), (-acosθ,bsinθ), and (-acosθ,-bsinθ)

So, we can see that length and breadth of the rectangle is 2acosθ and 2bsinθ

So, its area will be ab4sinθcosθ (Length x Breadth)

Applying trigonometric formula 2sinθcosθ=sin2θ, let area equals to A

Now A=2absin2θ

Now as the area is the maximum given in the question, we have to differentiate it with respect to θ

dA/dθ=2abcos2θ×2 (using dsin2θ / dθ=2cos2θ)

Equating dA / dθ=2abcos2θ×2=0, it means cos2θ=0 , which means 2θ =  π / 2 and θ=π / 4

So now we to put θ=π / 4 in the equation of area which is A=2absin2θ

We get as A=2absin2π / 4=2absinπ / 2=2ab

Hence the max area of the rectangle inside the ellipse is 2ab.

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Answer:

speed = d/t

Step-by-step explanation:

speed = d / t

speed = 72 / 12

speed = 6m/s

Answer:

speed = distance ÷ time

Step-by-step explanation:

speed = 72m/12s = 6m/s

The dissociation curve is a graphical representation of the relationship between the fractional saturation of hemoglobin (Y-axis) and the partial pressure of oxygen (X-axis) under specific conditions. It provides important information about the binding and release of oxygen by hemoglobin.

The dissociation curve for hemoglobin exhibits a sigmoidal (S-shaped) shape. At low partial pressures of oxygen, such as in tissues, hemoglobin has a low affinity for oxygen and only binds a small amount. As the partial pressure of oxygen increases, hemoglobin's affinity for oxygen increases, resulting in a rapid increase in the binding of oxygen molecules. However, once the hemoglobin becomes nearly saturated with oxygen, the curve levels off, indicating that further increases in partial pressure have minimal effects on oxygen binding.

To calculate the fractional saturation of hemoglobin at a given partial pressure of oxygen, you can use the Hill equation:

Y = [O2]^n / ([O2]^n + P50^n)

Where:

Y is the fractional saturation of hemoglobin,

[O2] is the partial pressure of oxygen,

P50 is the partial pressure of oxygen at which hemoglobin is 50% saturated,

n is the Hill coefficient, which represents the cooperativity of oxygen binding.

To determine the P50 value experimentally, the partial pressure of oxygen at which hemoglobin is 50% saturated, you can plot the dissociation curve and identify the point where the curve reaches 50% saturation.

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This matches the placement of 10, 15, and 20 and hence the standard deviation will be the same in the two cases.

What is the standard deviation?

The standard deviation in statistics is a measure of the amount of variation or dispersion in a set of values. A low standard deviation indicates that the values are close to the set's mean, whereas a high standard deviation indicates that the values are spread out over a wider range.

Standard deviation determines how far numbers deviate from the mean. The Standard deviation of the two sets will be the same if the numbers from the respective means are placed in the same order.

This is what 10, 15, and 20 will be on a number line

10_ _ _ _15 _ _ _ _20

(15 is the mean and 10 and 20 are 5 steps away from the mean)

i) Z - X = 10

This is what Z and X will be on the number line

X _ _ _ _ _ Z

ii) Z - Y = 5

This is what Z and Y will on the number line.

Y_ _ _ _ _ Z

Together, their relative placement on the number line:

X _ _ _ _ _  Y  _ _ _ _ _  Z

This matches the placement of 10, 15, and 20 and hence the standard deviation will be the same in the two cases.

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In order to find the correct coordinates, we need to substitute each of the given point into the given equation

Then, by substituting point (64,72) we have

that is:

Then, this point belongs to the given line equation.

Similarly, by substituting point (70,78), we have

Then this point belong to the line equation.

Next, by substituting point (72,80), we have

so, this point also belongs to the line.

And finally, by substituting point (74,62), we get

which is an absurd result. Then, the answer is option D.

Answer:

Domain is all real numbers.

Range is all real numbers > 3.

Minimum y-value is 3 (when x = 2).

No maximum.

The average weight of the soap bars is 4.007 ounces. Therefore, option 2 is the correct answer.

In maths, the average value in a set of numbers is the middle value, calculated by dividing the total of all the values by the number of values. When we need to find the average of a set of data, we add up all the values and then divide this total by the number of values.

Given that, the weight of 6 home made soaps are 4.003, 4.006, 4.012, 4.008, 4.004, and 4.009 ounces.

We know that, average = Sum of all the observations/Number of observations

Here, the average = (4.003+4.006+4.012+4.008+4.004+4.009)/6

= 24.042/6

= 4.007 ounces

Therefore, option 2 is the correct answer.

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Answer:40

Step-by-step explanation:

 For angle group G1 (0, 90, 180, 270, 360 degrees), the values of sin(theta), cos(theta), tan(theta), and vector A can be calculated. The same calculations can be performed for angle groups G2 (30, 120, 210, 300 degrees) and G3 (45, 135, 225, 315 degrees). The results are summarized in the tables below.

In order to find the values of sin(theta), cos(theta), and tan(theta) for each angle in the given angle groups, we can use the basic trigonometric functions. The values of sin(theta), cos(theta), and tan(theta) are dependent on the angle theta, which is measured in degrees.
Angle Group G1 (0, 90, 180, 270, 360 degrees):
For each angle in this group, we can calculate the values of sin(theta), cos(theta), and tan(theta) using a scientific calculator or trigonometric tables. The vector A, which represents the magnitude of the vector with components A_x and A_y, can be determined using the formula A = sqrt(A_x^2 + A_y^2), where A_x and A_y are the x and y components of the vector, respectively.
Angle Group G2 (30, 120, 210, 300 degrees):
Similar to G1, we can calculate sin(theta), cos(theta), and tan(theta) for each angle in G2 using trigonometric functions. The vector A can be determined using the same formula mentioned earlier.
Angle Group G3 (45, 135, 225, 315 degrees):
Again, we apply the trigonometric functions to find sin(theta), cos(theta), and tan(theta) for each angle in G3. The magnitude of vector A can be obtained using the formula mentioned above.
By performing these calculations, we can complete the tables, providing the values of sin(theta), cos(theta), tan(theta), and vector A for each angle group as required.

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Answer:

787.27 USD

Step-by-step explanation:

The element that orients readers by previewing the structure of the report is "Organization."

Organizing a report effectively helps readers understand the flow of information and the logical structure of the content. By providing an overview of the organization, readers can anticipate the main sections, their sequence, and the connections between them.

The organization element typically includes headings, subheadings, and a clear hierarchy of information. It outlines the main sections and subsections of the report, indicating how they are related and how they contribute to the overall message or argument.

In addition to the organization element, the other options listed—Definitions of key terms and Sources and methods—also play important roles in a report. Definitions of key terms clarify terminology and provide a common understanding, while Sources and methods explain the sources of information and the methods used in the report's research or analysis. However, in the context of previewing the structure, the Organization element specifically serves this purpose.

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Answer:

110

Step-by-step explanation:

180-70=110

the full line is 180 so subtract the angle, 70.

The average value of f over the rectangle R is 6(e2 - 1).

To find the average value of the function f(x, y) = 4ey x ey over the rectangle R = [0, 6] ⨯ [0, 1], we need to calculate the double integral of f over R and divide it by the area of R:

fave = (1/area(R)) ∬R f(x, y) dA

where dA denotes the area element in the xy-plane.

First, we can simplify the expression for f(x, y) by using the properties of exponentials:

f(x, y) = 4ey x ey = 4e2y x

Now we can evaluate the integral:

f_ave = (1/area(R)) ∬R f(x, y) dA

= (1/(6*1)) ∫[0,6] ∫[0,1] 4e2y x dy dx

= (1/6) ∫[0,6] 4x ∫[0,1] e2y dy dx

= (1/6) ∫[0,6] 4x [e2y/2]0¹ dx

= (1/6) ∫[0,6] 2x (e2 - 1) dx

= (1/3) (e2 - 1) ∫[0,6] x dx

= (1/3) (e2 - 1) [(6²)/2]

= (18/3) (e2 - 1)

= 6(e2 - 1)

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Answer: It's 35

Step-by-step explanation:5 and 7 both go into 35