A Ferris wheel is 24 meters in diameter and is boarded from a platform that is 1 meter above the ground. The six o'clock position on the Ferris wheel is level with the loading platform. The wheel completes 1 full revolution in 16 minutes. The function h (t) gives a person's height in meters above the ground t minutes after the wheel begins to turn.
a. Find the amplitude, midline, and period of h (t).
b. Assume that a person has just boarded the Ferris wheel from the platform and that the Ferris wheel starts spinning at time t=0. Find a furmula for the height function h(t).
c. If the Ferris whell continues to turn, how high off the ground is a person after 52 minutes?​

Option B. 2 K is the correct graph (check the attached image) of parent function after transformation.

In mathematics, a transformation is a function that, typically with some geometrical foundation, maps a set X to itself, i. e. f: X → X. Vector space linear transformations are one example.

A point, line, or geometric figure can be changed in four different ways that are all collectively referred to as transformations. Pre-Image refers to the object's initial shape, and Image, after transformation, refers to the object's final shape and location.

A graph can be altered in three basic ways: by shifting, or compressing, and by flipping. According to the definition of transformation, we can rotate around any point, reflect our image over any line, and translate any vector. These are rigid transformations in which the image is consistent with its pre-image.

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The expression for the number of episodes taped in 6 seasons is 6x.

Every mathematical statement that comprises of numbers, variables, and an arithmetic operation between them is known as an expression or algebraic expression.

If x represents the number of television show episodes that are taped in a season, then the number of episodes taped in 6 seasons would be:

6x

This is because the number of episodes taped in one season is x, so to find the total number of episodes taped in 6 seasons, we simply multiply x by 6. Therefore, the expression for the number of episodes taped in 6 seasons is 6x.

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The equation of the line passing through the point (4, 7) and parallel to y= 1/4x + 4 is y = 1/4x + 6.

An equation is a statement that shows the equality of two expressions, generally consisting of variables and constants, joined by mathematical operations such as addition, subtraction, multiplication, division, etc.

To find the equation of a line, we need to know either two points on the line or one point and the slope of the line. In this case, we know one point (4, 7) and that the line we are trying to find is parallel to the line y= 1/4x + 4.

Parallel lines have the same slope, which means the slope of the line we are looking for is also 1/4. Now that we know the slope and one point on the line, we can use the point-slope form of the equation of a line to find the equation of the line passing through (4, 7) and parallel to y= 1/4x + 4.

The point-slope form of the equation of a line is given by:

y - y₁ = m(x - x₁)

where m is the slope of the line and (x₁, y₁) is the point on the line. Substituting the values we have, we get:

y - 7 = 1/4(x - 4)

Now we simplify this equation to get the slope-intercept form of the equation, which is y = mx + b, where m is the slope and b is the y-intercept.

y - 7 = 1/4x - 1

y = 1/4x + 6

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Complete Question:

What is the equation of the line passing through the point (4, 7) and parallel to the line y= 1/4x + 4?

Answer: z > -11/9

Step-by-step explanation:

7z + 7 > -2z - 4

+2z        +2z

9z + 7 > -4

     -7     -7

9z > -11

/9     /9

z > -11/9

The polynomial in standard form is:

F(x) = 2x³ - x² + 5x - 3

Option B is the correct answer.

Polynomial is an equation written as the sum of terms of the form kx^n.

where k and n are positive integers.

We have,

The standard form of a polynomial is ax³ + bx² + cx + d.

A.

F(x) = -3 - x² + 2x³ + 5x

This is not in standard form.

B.

F(x) = 2x³ - x² + 5x - 3

This is in standard form.

C.

F(x) = -3 + 5x - x² + 2x³

This is not in standard form.

D.

F(x) = 5x + 2x³ - x² - 3

This is not in standard form.

Thus,

F(x) = 2x³ - x² + 5x - 3 is in the standard form.

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Answer: 10

Step-by-step explanation:

Answer: 3 < c < 13   (choice C or third answer choice)

======================================================

Explanation:

Consider a triangle with sides: a,b,c

Furthermore, we'll have a = 5 and b = 8 as the two known sides.

Due to a modification of the Triangle Inequality Theorem, the third side will have the condition that:

b-a < c < b+a

where b ≥ a must be the case.

----------

Let's plug in those a & b values to determine the range for c.

b-a < c < b+a

8-5 < c < 8+5

3 < c < 13

This points us to Choice C as the final answer.

Answer: 9.43398113206

Step-by-step explanation:

A^2 + B^2 = C^2

5^2 + 8^2 = √89

= 9.43398113206

The required value f x for given adjacent angles is 7.

When two angles have a similar vertex and side, they are referred to as neighboring angles. The vertex of an angle is the point at which the rays that make up its sides come to an end. When adjacent angles have a same vertex and side, they can be a complimentary angle or supplemental angle.

The sum of the measures of the two adjacent angles is given as 135. Therefore, we can write an equation as:

(2x+45) + (3x+55) = 135

Simplifying and solving for x:

5x + 100 = 135

5x = 35

x = 7

Therefore, the value of x is 7.

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Answer: 4.

Step-by-step explanation:

1/3 of 12?

12 divided by 3 = 4.

a) A U B = A: Accordingly, the union of sets A and B equals set A. In other words, set A includes every component that may be found in either set A or set B. This indicates that set B is a subset of set A. (i.e., all the elements in set B are also in set A).

b) A ∩ B = A: As a result, set A is equal to the intersection of sets A and B. In other words, set A includes all of the components found in both sets A and B. We can infer that set A is a subset of set B from this (i.e., all the elements in set A are also in set B).

c) A - B = A:  Thus, the set of items in set A that are not present in set B is the same as set A. In other words, set B contains nothing that isn't also present in set A. This indicates that set B is a subset of set A. (i.e., all the elements in set B are also in set A).

d) A ∩ B = A U B: This implies that the union of sets A and B is equal to the intersection of those two sets. Only if one of the sets is a subset of the other can this be true. In particular, if set A is a subset of set B, then set B is equal to the union of sets A and B, and set A is equal to the intersection of sets A and B. If set B is a subset of set A, then set B is equal to the intersection of sets A and B and set A is equal to the union of sets A and B.

e) A - B = B - A: The set of elements in set A but not in set B are therefore equivalent to the set of elements in set B but not in set A. In other words, every element in both sets is identical. This is only possible if both sets are identical or both sets are empty (i.e., neither set has any elements). As a result, from this assertion alone, we are unable to infer any particular link between sets A and B.

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The expression to represent the given scenario is 3x²-7. Therefore, option D is the correct answer.

An expression is a combination of terms that are combined by using mathematical operations such as subtraction, addition, multiplication, and division.

Given that, the sum of three times the square of a number and -7.

Let the unknown number be x.

Now, the expression is 3x²+(-7)

= 3x²-7

Therefore, option D is the correct answer.

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Answer:

Below

Step-by-step explanation:

This is not as complicated as it seems ....

The cyclists combined speed is (6+4) = 10 mi/hr

   they will cover the 10 miles between them in   10 miles / 10 mi/hr = 1 hr

So the Fly  buzzes around at 5 mi/hr  and covers 5 miles in the one hour.

Answer:

There will be 160 foxes after 30 years.

Step-by-step explanation:

If the population of 40 foxes doubles every 15 years, then after 15 years (one period) it will be 2 times the initial population (240 = 80), and after 30 years (two periods) it will be 2 times the population after 15 years, which is 280 = 160.

Using the given function, we can also plug in x = 2 (since 30 years is two 15-year periods) and solve for y:

y = 40 * 2^2

y = 40 * 4

y = 160

Therefore, there will be 160 foxes after 30 years.

Answer: the third option

Step-by-step explanation:

Historical sources generally should not be taken at face value. As you evaluate historical sources, you should always consider the biases, motivations, and potential weaknesses inherent in any given source. Although every source has inherent biases and a unique perspective, you should strive to locate and rely on sources that are as unbiased, or objective, as possible and sources that are rooted in verifiable information and corroborated by other sources.

This refers to things that tell us  more about history at the most basic level, and are used as clues in order to study history.

Historical sources can include coins, artefacts, monuments, literary sources, documents, artifacts, archaeological sites, features, oral transmissions, stone inscriptions, paintings, recorded sounds, images and oral history. Even ancient relics and ruins, broadly speaking, are historical sources. The types of sources include primary sources, secondary sources and tertiary sources.

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Historical sources should be approached with a critical mindset. Recognizing and analyzing biases, Motivations, and weaknesses inherent in sources is crucial for developing an accurate understanding of the past.

Historical sources generally should not be taken at face value. When evaluating historical sources, it is crucial to consider the biases, motivations, and potential weaknesses inherent in any given source. Every source, whether it is a primary document, a secondary analysis, or an oral account, carries inherent biases shaped by the author's perspective, social context, and personal interests. Recognizing and critically analyzing these biases is essential for developing a well-rounded understanding of historical events and processes.

While it may be challenging to find completely objective sources, historians strive to locate and rely on sources that are as impartial as possible. Objective sources provide a more balanced and accurate portrayal of historical events, devoid of overt personal biases or deliberate distortions. These sources often present evidence in a neutral and unbiased manner, allowing researchers to make informed interpretations.

In addition to objectivity, historians value sources that are rooted in factual information. Reliable historical sources are grounded in verifiable evidence, such as official records, eyewitness testimonies, archaeological findings, and other tangible sources of information. These sources provide a solid foundation for historical research and lend credibility to the interpretations derived from them.

However, even sources based on factual information can have limitations and biases. Therefore, historians aim to corroborate information from multiple sources to establish a more comprehensive and reliable understanding of the past. By comparing and cross-referencing different sources, historians can identify consistencies, discrepancies, and patterns, enabling them to construct a more nuanced and accurate interpretation of historical events.

In conclusion, historical sources should be approached with a critical mindset. Recognizing and analyzing biases, motivations, and weaknesses inherent in sources is crucial for developing an accurate understanding of the past. While objectivity may be difficult to achieve, striving for impartial sources rooted in factual information and corroborated by other sources enhances the credibility and reliability of historical research.

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Answer:

40 ft

Step-by-step explanation:

We know the measurements of the field so just add all the numbers up.

2 + 2 + 18 + 18 = 40 ft.

The area of triangle PQR in this case is 14.924

In geometry, the concept of vectors is very useful when dealing with points, lines, and planes in three-dimensional space. Vectors have both magnitude and direction, and they can be added, subtracted, and multiplied by scalars.

To find a nonzero vector orthogonal to the plane through the points P, Q, and R, we can use the cross product of two vectors in the plane. A cross product of two vectors gives us a vector that is perpendicular to both of them, so it will be orthogonal to the plane as well.

Let's take the vectors from P to Q and from P to R as our two vectors:

u = Q - P = <5-3, 2-1, 4-1> = <2, 1, 3>

v = R - P = <8-3, 5-1, 3-1> = <5, 4, 2>

To calculate the cross product u x v, we can use the following formula:

u x v = <(1)(2) - (3)(4), (3)(5) - (1)(2), (1)(4) - (2)(5)> = <-10, 13, -2>

So the vector <-10, 13, -2> is orthogonal to the plane through P, Q, and R. Note that this vector is nonzero because at least one of its components is not zero.

To find the area of triangle PQR, we can use the fact that the area of a triangle is half the magnitude of the cross product of two of its sides. Let's take the sides from P to Q and from P to R again, and calculate their cross product:

u x v = <(3)(1) - (-6)(3), (-6)(2) - (3)(3), (3)(3) - (3)(2)> = <21, -21, 3>

So the vector <21, -21, 3> is orthogonal to the plane through P, Q, and R. Again, we can use the cross product of u and v to find the area of triangle PQR, which is:

|u x v| = sqrt(21^2 + (-21)^2 + 3^2) = √(891)

|u x v| = 1/2 * √(891) =14.924

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∠ECB and ∠ACB are the angles.

An angle is formed when two lines or rays meet at the common vertex. The angle is represented by ∠ and it is measure in °.

In the given figure,  

The line FA and BD intersects at the point C.

When two lines intersect at the same vertex it makes an angle.

So there is an angle at the point C.

From the given options, the angles are ∠ECB and ∠ACB.

Option (i) and (iv) is the correct option.

Hence,  ∠ECB and ∠ACB are the angles.

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The work is required to remove all the water by pumping it over the side will be: 54,221,971.6 ft-lbs

To calculate the work required to remove all of the water, we need to consider the gravitational potential energy of the water. The work done to remove the water is equal to the change in potential energy of the water.

First, we need to calculate the volume of the water in the pool. The pool is a cylinder with a height of 10.5 feet and a radius of 19 feet. The volume of the water is:

[tex]V = \pi r^2h = π(19ft)^2(7ft) = 2,586.6 ft^3[/tex]

Next, we need to calculate the weight of the water in the pool. The weight of the water is equal to its volume times its density. The density of Kool-Aid contaminated water is given as 65.7 lbs/ft^3. The weight of the water in the pool is:

[tex]W = Vpg = 2,586.6ft^3 * 65.7lbs/ft^3 * 32.2ft/s^2 \\\\[/tex]

     = 5,169,044.8 ft-lbs

Finally, we can calculate the work required to remove the water by pumping it over the side. Since the water is being lifted to a height of 10.5 feet, the work required is equal to the weight of the water times the height:

W = Fd = Wwater × h

    = 5,169,044.8 ft-lbs × 10.5 ft

    = 54,221,971.6 ft-lbs

Therefore, approximately 54,221,971.6 ft-lbs of work is required to remove all of the water from the pool.

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The Midpoint method is similar to Heun's method, but the equation becomes[tex]x_n+1 = x_n + hf(x_n + 0.5h, t_[/tex]

Euler's method is used to approximate the solution of a differential equation using a step size, h. The numerical solution is calculated using [tex]x_n+1 = x_n + hf(x_n, t_n)[/tex], where f is the derivative of x with respect to t. In this case, the equation becomes [tex]x_n+1 = x_n + 0.5(4e^(0.8t_n) - 0.5x_n)[/tex], where [tex]x_n[/tex] is the value of x at [tex]t_n[/tex] and [tex]x_n+1[/tex] is the value of x at[tex]t_n+0.5.[/tex]

Heun's method is also used to approximate the solution of a differential equation. Here, the equation becomes [tex]x_n+1 = x_n + 0.5(f(x_n, t_n) + f(x_n+1, t_n+0.5)),[/tex] where [tex]x_n+1[/tex] is estimated using the Euler's method.

The Midpoint method is similar to Heun's method, but the equation becomes[tex]x_n+1 = x_n + hf(x_n + 0.5h, t_[/tex]

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Answer:

To simplify the given expressions, we can use the property of exponents that states:

x^m * x^n = x^(m+n)

Using this property, we can simplify (x^4) (x^2) as:

(x^4) (x^2) = x^(4+2) = x^6

Similarly, we can simplify (x^3) (x^5) as:

(x^3) (x^5) = x^(3+5) = x^8

Therefore, (x^4) (x^2) and (x^3) (x^5) simplify to x^6 and x^8 respectively.

Answer:

Step-by-step explanation:

It is possible to use the exponents' property, which states:

x(m+n) = x^xm * xn)

This property allows us to simplify (x4) (x2) as follows:

(x^4) (x^2) = x^(4+2) = x^6

Similar to this, we can express (x3) (x5) as:

(x^3) (x^5) = x^(3+5) = x^8

As a result, (x4) (x2) and (x3) (x5) become x6 and x8, respectively.

a) The 95% confidence interval for the mean length of the skulls of this species of bird is (5.35, 6.01) cm.

b) The 95% confidence interval for the true standard deviation of the skull length of the given species of bird is (0.18, 0.40) cm.

(a) To find a 95% confidence interval for the mean length of the skulls of this species of bird, we can use the following formula:

mean ± (t-score * standard deviation / square root of sample size)

Where mean is the sample mean (5.68 cm), standard deviation is the sample standard deviation (0.29 cm), and sample size is the number of skeletons (10).

To find the t-score, we can use the t-distribution table for 9 degrees of freedom (sample size - 1). For a 95% confidence interval, the t-score with 9 degrees of freedom is 1.833.

Plugging in the values, we get:

5.68 ± (1.833 * 0.29 / √(10))

= 5.68 ± 0.33

So the 95% confidence interval for the mean length of the skulls of this species of bird is (5.35, 6.01) cm.

(b) To find a 95% confidence interval for the true standard deviation of the skull length of the given species of bird, we can use the following formula:

standard deviation / √(sample size) * t-score

Where standard deviation is the sample standard deviation (0.29 cm), and sample size is the number of skeletons (10).

To find the t-score, we can use the t-distribution table for 9 degrees of freedom (sample size - 1). For a 95% confidence interval, the t-score with 9 degrees of freedom is 2.306.

Plugging in the values, we get:

0.29 / √(10) * 2.306

= 0.11

So the 95% confidence interval for the true standard deviation of the skull length of the given species of bird is (0.29 - 0.11, 0.29 + 0.11) = (0.18, 0.40) cm.

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The correct statements are regarding Ideal gas are: The heat capacity of an ideal gas does not depend on what molecules the gas is made of. A cyclic path (initial state = final state) always results in ΔU = 0.

"The internal energy of an ideal gas depends only on the temperature of the system." False, it depends on both temperature and the number of particles in the system.

"The internal energy of any gas depends only on the temperature of the system. "False, it also depends on the volume and pressure of the system, which can vary based on the type of gas and the conditions.

"At constant temperature, the internal energy of a real gas increases with increasing pressure because molecules are closer together. We assume that the conditions are such that attractions dominate over repulsions (i.e. the pressure values are not too high)." False, the statement should say that the internal energy decreases with increasing pressure, not increases.

"ΔU = 0 for any process that does not result in a change in temperature."False, ΔU can be non-zero even if there is no change in temperature, as long as there is a change in volume or pressure.

"ΔU = qv only for a monoatomic ideal gas." False, ΔU = q + w, where q is the heat added to the system and w is the work done on the system. The equation ΔU = qv only holds for a monoatomic ideal gas undergoing an isothermal expansion or compression.

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If the area to the right of a standard normal random variable z is 0.9803, the value of z is approximately -2.05.

A standard normal distribution is a normal distribution with a mean of 0 and a standard deviation of 1. A normal distribution is a continuous probability distribution that is symmetric and bell-shaped, and it is often used to model many real-world phenomena.

A standard normal random variable, denoted by Z, is a random variable that follows a standard normal distribution. This means that the probability density function of Z is given by:

f(z) = (1/√(2*pi)) * e^(-z^2/2)

where pi is the mathematical constant pi (approximately 3.14159), e is the mathematical constant e (approximately 2.71828), and sqrt() represents the square root function.

The cumulative distribution function (CDF) of Z is given by:

F(z) = P(Z <= z) = integral from -infinity to z of f(x) dx

The CDF gives the probability that a standard normal random variable Z is less than or equal to a given value z.

To find the value of z for a given area under the curve, we use the inverse of the CDF. That is, we find the value of z that corresponds to a given probability or area under the curve. In this case, we were given an area to the right of z, so we first found the area to the left of z by subtracting the given area from 1.

Then, we used a standard normal distribution table or calculator to find the z-value that corresponds to this area. This is often denoted as the "z-score" for the given probability or area.

The z-score is a standardized value that tells us how many standard deviations a given value is from the mean of the standard normal distribution. In this case, a z-score of approximately -2.05 means that the value is 2.05 standard deviations below the mean of the standard normal distribution.

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at t = 5, the speed of the bungee jumper is decreasing at a rate of 200 ft/s^2.It is clear that the bungee jumper is rising most rapidly at t = 5, as this is when their velocity (h') is decreasing most rapidly.

h(t)  h'(t)

0   0

2.5   -200

4   -400

5   -600

h'(4.5) = -400 ft/s

h'(5) = -600 ft/s

h'(5.5) = -800 ft/s

The bungee jumper is rising most rapidly at t = 5.

h"(5) = -200 ft/s^2

The bungee jumper's height at time t (in seconds) is given in the table. Using the given data, we can estimate h'(4.5), h'(5), and h'(5.5) to be -400 ft/s, -600 ft/s, and -800 ft/s respectively. It is clear that the bungee jumper is rising most rapidly at t = 5, as this is when their velocity (h') is decreasing most rapidly. We can also estimate h"(5) to be -200 ft/s^2, which is the rate of change of the velocity of the bungee jumper. This means that at t = 5, the speed of the bungee jumper is decreasing at a rate of 200 ft/s^2.

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The length of the paper should be taken as the average of the two measurements, which is l = (298 + 294) / 2 = 296 mm.

The uncertainty in the length measurement can be estimated as half of the difference between the two measurements, which is δl = (298 - 294) / 2 = 2 mm. So, the value for l and δl can be expressed as l ± δl = 296 ± 2 mm.

Since the two measurements of the width both give the same value of 210 mm, we can assume that the width measurement has no uncertainty. The value for w and δw can be expressed as w ± δw = 210 ± 0 mm.

The area of the paper can be calculated as A = w × l = 210 × 296 = 62040 mm^2.

The uncertainty in the area can be estimated as the product of the uncertainties in the length and width measurements, which is δA = δw × l + w × δl = 0 × 296 + 210 × 2 = 420 mm^2. So, the area and its uncertainty can be expressed as A ± δA = 62040 ± 420 mm^2.

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Plan A: $480/year

Plan B: $250/6 months

One year = 12 months = 6 months x 2

So, if Plan B costs $250 every 6 months, you simply have to multiply 250 by 2 which equals:

250 x 2 = 500

In conclusion, Plan A is $480/year and Plan B is $500/year.

480 < 500 so Tammy is correct, Plan B costs more.

By evaluating a linear equation, we will see that the total cost for one year is $107.40

We know that an entertainment rental service charges a flat rate of $8.95 per month to rent DVDs, then if you adquire this service for x months, the total cost will be given by the linear equation:

y = 8.95*x

Here we want to find the total cost for one year, and we know that one year has 12 months, so we need to evaluate the linear equation in x = 12.

y = 8.95*12 = 107.40

The total cost is $107.40

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Answer:

a graph does have 4 quadrants

Step-by-step explanation:

the area (P,P)  (P,N)  (N,P)  (N,N)

Key: P=postive

       N=negitive

To find the longest baton that could fit diagonally in the box, we need to find the length of the longest diagonal of the rectangular box.

Using the Pythagorean theorem, we can find the diagonal length:

diagonal length = sqrt(6^2 + 8^2 + 6^2)

= sqrt(36 + 64 + 36)

= sqrt(136)

≈ 11.66 inches

Therefore, the longest baton that could fit diagonally in the box is approximately 11.66 inches long.

Answer:

Step-by-step explanation:

11.66 inches