find the sale price of the item. round to two decimal places in necessary.

Answer:

m∠2=93, m∠3=87,m∠4=87

Step-by-step explanation:

The resulting function is presented in the image attached below.

In this question we know the graphic of a function and we must draw a new function which is the reflection of the original one around the x-axis. Mathematically speaking, a reflection a around the x-axis is defined by the following operation:

\(f'(x) = f(x) - 2\cdot [f(x) - 0]\)

\(f'(x) = - f(x)\) (1)

Which means that the reflected function is equal to the original function multiplied by -1.

Now, we proceed to represent the reflected function graphically.

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Answer:

Step-by-step explanation:

Girls to boys:

26:14 or 26/14

boys to girls:

14:26 or 14/26

girl to total:

26:40 or 26/40

boys to total

14:40 or 14/20

Answer:

Yuto is correct because he isolated the variable correctly and reversed the inequality symbol.

Step-by-step explanation: hi

Answer:

The answer is A

Step-by-step explanation:

In other words, Yuto is correct because he isolated the variable correctly and reversed the inequality symbol.

Answer:

9. 15b + 4

10. 4y + 6

11. 15r+72

12. 130n + 20

Step-by-step explanation:

9. Combine Like terms

10. Combine Like terms

11. Distribute the 8 into (r + 9) then combine like terms

12. Distribute 10 into (3n + 2 + 10n) then combine like terms

Answer:

\(\mathsf {9) 15b + 4}\\\mathsf {10) 4y + 6}\\\mathsf {11) 15r + 72}\\\mathsf {12) 130n + 20}\)

Step-by-step explanation:

\(\textsf {Question 9}\)

\(\mathsf {3 + 8b + 4 + 7b - 3}\)

\(\mathsf {8b + 7b + 4 + 3 - 3}\)

\(\mathsf {15b + 4}\)

\(\textsf {Question 10}\)

\(\mathsf {8 + 7y - 3y + 2 - 4}\)

\(\mathsf {7y - 3y + 8 + 2 - 4}\)

\(\mathsf {4y + 6}\)

\(\textsf {Question 11}\)

\(\mathsf {8(r + 9) + 7r}\)

\(\mathsf {8r + 8(9) + 7r}\)

\(\mathsf {8r + 7r + 72}\)

\(\mathsf {15r + 72}\)

\(\textsf {Question 12}\)

\(\mathsf {10(3n + 2 + 10n)}\)

\(\mathsf {10(13n + 2)}\)

\(\mathsf {10(13n) + 10(2)}\)

\(\mathsf {130n + 20}\)

By using the approximation of 62,500 inches to the mile, you can simplify and expedite various calculations involving distances and conversions between inches and miles, providing a convenient tool for numerical analysis and problem-solving

The approximation of 62,500 inches to the mile is commonly used in various calculations, especially in scenarios where conversions between inches and miles are involved. This approximation simplifies the conversion process and allows for easier calculations.

For example, if you need to convert a distance from miles to inches, you can simply multiply the number of miles by 62,500 to obtain the equivalent distance in inches. Conversely, if you have a measurement in inches and want to convert it to miles, you divide the number of inches by 62,500 to get the distance in miles.

Additionally, this approximation can be useful in other applications, such as determining the number of inches in a given number of miles, or calculating the length of a specific distance in miles based on its measurement in inches.

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.

The null hypothesis to test the faculty member's claim that the improvement is no more than 3% at the 5% significance level is that the true mean score improvement on the outcomes assessment test is equal to or less than 3%.

The null hypothesis is a statement that assumes there is no significant difference or relationship between two variables in a population, or that any observed difference or relationship is due to chance or sampling error. It is usually denoted by "H0" and is used in statistical hypothesis testing to determine whether there is evidence to support an alternative hypothesis.

In the given question,

The null hypothesis to test the faculty member's claim that the improvement is no more than 3% at the 5% significance level would be:

H0: The true mean score improvement on the outcomes assessment test is equal to or less than 3%.

This hypothesis assumes that there is no significant improvement in the mean score on the outcomes assessment test as a result of the review course. The alternative hypothesis would be:

Ha: The true mean score improvement on the outcomes assessment test is greater than 3%.

This hypothesis assumes that there is a significant improvement in the mean score on the outcomes assessment test as a result of the review course.

To test these hypotheses, we would use a one-tailed t-test with a significance level of 0.05 and calculate the t-value and p-value based on the sample data. If the p-value is less than 0.05, we would reject the null hypothesis and conclude that there is evidence of a significant improvement in the mean score on the outcomes assessment test as a result of the review course. If the p-value is greater than or equal to 0.05, we would fail to reject the null hypothesis and conclude that there is no evidence of a significant improvement in the mean score on the outcomes assessment test as a result of the review course.

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Answer:

352 quintillion gallon milk jugs

Step-by-step explanation:

Answer: Sally's school is 2,500 meters long. Hope this helps!

Answer:

2500metres

Step-by-step explanation:

we all know that 1km is 1000 metres

Answer:

B only if

Step-by-step explanation:

If b is 5y=-2x+3

Then its b

Because the slope to be perpendicular it would be -2/5

Answer:

k=-6-6=-12

Im pretty sure that's the answer

Answer:

I think A or D

Step-by-step explanation:

Answer:

The price of a child ticket in dollars $8.00

Step-by-step explanation:

Answer:

x = 115

Step-by-step explanation:

Sum of angles around a point = 360

i.e,

=> 164 + 81 + x = 360

=> 245 + x = 360

=> x = 360 - 245

=> x = 115

Answer:

The size of angle x is 115 degrees.

Step-by-step explanation:

So I believe that for this it wants an entire circle, meaning that the total would be 360, and the angle x is obviously obtuse (More than 90), so we would need to add the 81 degrees and 164 degrees to get 245 degrees.

Now we need to find x, so lets take our total, and take that away from 360. 360-245=115

x=115

Hope this has helped have a good day.

Answer:

The area of the triangle is around 100 degrees

According to the question The volume of the solid obtained by rotating the region about the \($y$\)-axis is \($0$\).

To find the volume of the solid obtained by rotating the region bounded by the curves \(x = 6 - 3y$, $x = 0$, and $y = 3$\) about the \($y$\)-axis, we can use the method of cylindrical shells.

The height of each cylindrical shell is the difference between the two curves, which is given by \($(6 - 3y) - 0 = 6 - 3y$\)

The radius of each cylindrical shell is the distance from the \($y$\)-axis, which is simply \($y$\).

The differential volume of each cylindrical shell is then given by \(dV = 2\pi y(6 - 3y) \, dy$.\)

To find the total volume, we integrate the differential volume from \(y = 0$ to $y = 3$:\)

\($V = \int_{0}^{3} 2\pi y(6 - 3y) \, dy$\)

To solve the integral, let's integrate the expression step by step:

\($V = \int_{0}^{3} 2\pi y(6 - 3y) \, dy$\)

Expanding the expression, we have:

\($V = \int_{0}^{3} 12\pi y - 6\pi y^2 \, dy$\)

Integrating term by term, we get:

\($V = \left[6\pi \left(\frac{1}{2}y^2\right) - 2\pi \left(\frac{1}{3}y^3\right)\right] \bigg|_{0}^{3}$\)

Simplifying further:

\($V = \left[3\pi y^2 - \frac{2}{3}\pi y^3\right] \bigg|_{0}^{3}$\)

Plugging in the limits of integration:

\($V = \left[3\pi \cdot 3^2 - \frac{2}{3}\pi \cdot 3^3\right] - \left[3\pi \cdot 0^2 - \frac{2}{3}\pi \cdot 0^3\right]$\)

Simplifying:

\($V = \left[27\pi - 27\pi\right] - \left[0 - 0\right]$\)

\($V = 0$\)

Therefore, the volume of the solid obtained by rotating the region about the \($y$\)-axis is \($0$\).

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1.The machine will have no value after 48 months. 2.The graph of the machine's value over time will be a straight line. 3.The slope of the graph represents the rate of depreciation per month. 4.The intercepts of the graph indicate the initial value and zero value. 5.The expression V = -750x + 28,000 represents the value of the machine. 6.The machine has no value when x = 37 according to the expression. 7.The answer obtained using the expression differs from the answer in 8.question 1 due to possible rounding errors or calculation variations.

To determine when the machine has no value, we observe the pattern of depreciation. Based on the given data, the machine depreciates by $3,500 every 6 months. Therefore, it will take 48 months (8 cycles of 6 months) for the machine to have no value.

The table shows a consistent decrease in value over time with equal intervals of 6 months. This indicates a linear relationship between the number of months and the value. A linear relationship is represented by a straight line on a graph.

The slope of the graph can be determined by calculating the change in value divided by the change in time. In this case, the slope is (-750), meaning the value decreases by $750 per month. It represents the rate of depreciation per month.

The intercepts of the graph are obtained by determining the value of the machine at the start (initial value intercept) and when it reaches zero (zero value intercept). The initial value intercept is $28,000, which represents the starting value of the machine. The zero value intercept occurs when the machine has no value.

The expression V = -750x + 28,000 represents the value of the machine. The coefficient of x (-750) represents the rate of depreciation per month, while the constant term (28,000) represents the initial value.

Using the expression, when x = 37, the machine has no value. This differs from the answer in question 1 (48 months). The discrepancy could be due to rounding errors or variations in the method used to calculate the exact point at which the value reaches zero.

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If a card is drawn from a pack of 52 playing cards, then the probability that the card will be jack is 1/13

Total number of playing cards in the pack = 52 cards

Number of jack cards in the pack = 4 cards

The probability is the ratio of the number of favorable outcomes to the total number of outcomes

The probability = Number of favorable outcomes / Total number of outcomes

Substitute the values in the equation

The probability that the card will be a jack = 4/52

Simplify the answer

= 1/ 13

Therefore, the probability that the card will be jack is 1/13

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Answer:

$ 5.65

Step-by-step explanation:

let the cost of a pencil and a ruler be $p and $r respectively.

4p +r= 1 -----(1)

6p +3r= 2.10

divide by 3 throughout:

2p +r= 0.70 -----(2)

Q: 3p +13r= ?

(1) -(2):

(4p +r) -(2p +r)= 1 -0.70

4p +r -2p -r= 0.30 (expand)

2p= 0.30 (simplify)

p= 0.30 ÷2 (÷2 on both sides)

p= 0.15

subst. into (1):

4(0.15) +r= 1

r +0.60= 1

r= 1 -0.60

r= 0.40

cost of three pencils and thirteen rulers

= 3p + 13r

= 3(0.15) + 13(0.40)

= 0.45 + 5.20

= $5.65

Answer:

739 x 4

2926 ft³ is your answer

Answer:

Step-by-step explanation:

radius=18/2=9 ft

\(V=\frac{4}{3} \pi r^3\\=\frac{4}{3} \pi (9)^3\\\approx \frac{4}{3} \times 3\times 729\\\approx 4 \times 729\\\approx 2916 ~ft^3\)

The side length of Square 1 is 3 units. Similarly, Square 2 has a perimeter of 16 units. Therefore, 4s = 16, hence, s = 4. Therefore, the side length of Square 2 is 4 units.

The Pythagorean Theorem is modeled below.

Square 1 has a perimeter of 12 units and Square 2 has a perimeter of 16 units. Therefore, the side length of Square 1 is 3 units and the side length of Square 2 is 4 units.The Pythagorean Theorem is a formula used in mathematics.

It is used to determine the sides of a right triangle. It is expressed as a² + b² = c² where a and b are the sides of the right triangle and c is the hypotenuse of the right triangle. The theorem can be modeled with two squares.In this case, Square 1 has a perimeter of 12 units. Since a square has four equal sides, the perimeter can be calculated as 4s, where s is the side length of the square. 4s = 12, therefore, s = 3.

Thus, the side length of Square 1 is 3 units. Similarly, Square 2 has a perimeter of 16 units. Therefore, 4s = 16, hence, s = 4. Therefore, the side length of Square 2 is 4 units.

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If all the letters have the same frequency then they have may or may not be  equal codes.

What is Huffman encoding?

A lossless data compression algorithm is Huffman coding. Input characters are given variable-length codes, the lengths of which are determined by the frequency of the matching characters.

The variable-length codes (bit sequences) assigned to input characters are Prefix Codes, which indicates that no other character will have a code that is the prefix of the code assigned to that character. This is how Huffman Coding ensures that the produced bitstream cannot contain any ambiguities during decoding.

Let's use a counter example to better grasp prefix codes. Assume that the four characters a, b, c, and d have the variable length codes 00, 01, 0 and 1, respectively. Because the code assigned to c is the prefix of the codes assigned to a and b, this coding causes uncertainty. If the bit stream being compressed is 0001, the decompressed output might be "cccd," "ccb," "acd," or "ab."

In huffman coding, if two nodes have the same frequency, they are considered to be identical for compression reasons, therefore you can select either one and gain an equal amount of compression.

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Answer:

pretty sure its 30%

Step-by-step explanation:

.30 is the basic if it was .03 it would be 3%

The greatest common factor of their product is 2

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

GCF of 2x - 4 = 2

GCF of 4 * 8  = 4

Using the above as a guide, we have the following expressions

GCF of 2x - 4 = 2

GCF of 4 * 8  = 2  * 2

Write out the common factors

GCF = 2

This means that the GCF is 2

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Answer:

$31.95 Before tip.

Step-by-step explanation:

I believe you should just add 17.75+80%=31.95

Answer:

A,D

Step-by-step explanation:

Answer:

i cant see it sorry:(

Step-by-step explanation:

Answer:

y+1-1x

Step-by-step explanation:

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