A certain mammal has a life expectancy of about 17 years. Estimate the expected gestation period of this species.Is there any evidence that an animal's gestation period is related to the animal's lifespan? The scatterplot shows Gestation Period (in days) vs. Life Expectancy (in years) for 18 species of mammals. The highlighted point at the far right represents humans. Complete parts a through e. 600- Gestation (days) 300- 04 0 40 80 Life Expectancy (yr) e) A certain mammal has a life expectancy of about 17 years. Estimate the expected gestation period of this species. Dependent variable is: Gestation R-squared = 86.5% 600 Gestation (days) 300- Variable Coefficient Constant 90.1808 20 40 days 0+ 0 Life Expectancy (yr) (Do not round until the final answer. Then round to one decimal place as needed.)

The language is not context-free.

a. The language of all palindromes over {0, 1} containing equal numbers of 0's and 1's is not context-free.

To prove this, we will use the pumping lemma for context-free languages. Assume for the sake of contradiction that this language is context-free, and let p be the pumping length given by the pumping lemma. Consider the palindrome s = 0^p 1^p 0^p 1^p, which is in the language.

By the pumping lemma, we can write s as uvxyz, where |vxy| ≤ p, |vy| ≥ 1, and for all i ≥ 0, uv^ixy^iz is in the language. Since s is a palindrome, v and y must be palindromes themselves. Thus, v and y can only consist of 0's or 1's, and not both. Therefore, when we pump up the string by adding more copies of v and y, we will either add more 0's or more 1's, but not both, breaking the requirement that the palindrome contains equal numbers of 0's and 1's. This contradicts the fact that uv^ixy^iz is in the language for all i ≥ 0, and therefore the language is not context-free.

b. The language of strings over {1, 2, 3, 4} with equal numbers of 1's and 2's, and equal numbers of 3's and 4's is not context-free.

To prove this, we will again use the pumping lemma for context-free languages. Assume for the sake of contradiction that this language is context-free, and let p be the pumping length given by the pumping lemma. Consider the string s = (1^p 2^p 3^p 4^p)^(p+1), which is in the language.

By the pumping lemma, we can write s as uvxyz, where |vxy| ≤ p, |vy| ≥ 1, and for all i ≥ 0, uv^ixy^iz is in the language. Since s contains equal numbers of 1's and 2's, and equal numbers of 3's and 4's, we know that v and y must contain an equal number of 1's and 2's, and an equal number of 3's and 4's.

Now consider the string uv^2xy^2z. Since v and y both contain an equal number of 1's and 2's, and an equal number of 3's and 4's, pumping up the string by adding more copies of v and y will preserve this property. However, pumping up the string will also increase the length of v and y, which means that the number of 1's and 2's, and the number of 3's and 4's, that are adjacent to v and y will be different from the number of 1's and 2's, and the number of 3's and 4's, that are adjacent to the original v and y. Therefore, uv^2xy^2z is not in the language, which contradicts the fact that uv^ixy^iz is in the language for all i ≥ 0. Thus, the language is not context-free.

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Answer:

Use the graphing calculator to plot the points and then generate the least squares regression line.

y = 1.87837878 - .4594594595

Maclaurin series for cos(x) to compute [tex]\cos(3) \approx 0.99862$.[/tex]

What is Maclaurin series?

The Maclaurin series is a special case of the Taylor series, which is a power series expansion of a function about 0. The Maclaurin series is obtained by setting the center of the Taylor series to 0. It is named after the Scottish mathematician Colin Maclaurin.

The Maclaurin series of a function f(x) is given by:

[tex]f(x) = f(0) + f'(0)x + (f''(0)/2!)x^2 + (f'''(0)/3!)x^3 + ... + (f^{(n)}(0)/n!)x^n + ...[/tex]

where [tex]f^{(n)}(0)[/tex] denotes the nth derivative of f evaluated at 0.

Using the Maclaurin series for [tex]$\cos(x)$[/tex], we have:

[tex]\cos(x) &= \sum_{n=0}^\infty \frac{(-1)^n}{(2n)!}(x)^{2n}[/tex]

Substituting [tex]$x=3$[/tex] into this series, we get:

[tex]\cos(3) &= \sum_{n=0}^\infty \frac{(-1)^n}{(2n)!}(3)^{2n}[/tex]

[tex]&= 1 - \frac{3^2}{2!} + \frac{3^4}{4!} - \frac{3^6}{6!} + \frac{3^8}{8!} - \cdots[/tex]

[tex]&\approx 0.99862 \quad\text{(correct to five decimal places)}[/tex]

Therefore, [tex]\cos(3) \approx 0.99862$.[/tex]

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It's reasonable to assume the sample distribution's shape would be similar to the population distribution's shape. However, without more information, we cannot confirm the exact shape of the distribution.

The center of the data distribution is represented by the mean. According to the national Census Bureau, the mean number of people in a household for the entire population is 4.66.

The variability of the population distribution is represented by the standard deviation. In this case, the standard deviation provided by the Census Bureau is 1.94.

So, the center of the data distribution is 4.66, and the variability of the population distribution is 1.94.

Since the Census Bureau has used a random sample of 225 homes, the sample mean (4.8) and standard deviation (2.1) could be used to estimate the population mean and standard deviation. However, these sample statistics are not necessarily equal to the population parameters.

As for the shape of the data distribution, it's difficult to predict without more information about the distribution itself. If the data is normally distributed, the shape would be bell-shaped. If the sample is representative of the population, it's reasonable to assume the sample distribution's shape would be similar to the population distribution's shape. However, without more information, we cannot confirm the exact shape of the distribution.

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a. Revenues for Riley Co. in April are $842,000, calculated using the formula Revenues = Net Income + Expenses.

b. Cash receipts and revenues can differ due to the timing of payments and the recognition of revenue in accrual accounting.

a. To calculate the revenues for Riley Co. for April, we will use the accrual basis net income and the expenses:Accrual basis net income = Revenues - ExpensesRevenues = Accrual basis net income + ExpensesRevenues = $218,000 + $624,000Revenues = $842,000So, the revenues for Riley Co. for April are $842,000.

b. Cash receipts from customers can be different from revenues because they represent the actual cash collected from customers during a specific period, whereas revenues represent the amount earned by a company in that period. The difference can be due to factors such as the timing of when customers pay their bills or the recognition of revenue based on the completion of services or delivery of goods. In accrual accounting, revenues are recognized when they are earned, not necessarily when the cash is received.

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Evaluating the exponential equation we can see that after 25 months there will be  1,441 rabbits after 25 months.

We know that the population of rabbits is modeled by the exponential equation below:

P(n) = 23*1.18^n

Where n is the number of months.

Then the population after 25 months is what we get when we evaluate the exponential equation in n = 25, we will get:

P(25) = 23*1.18^25 = 1,441

There will be 1,441 rabbits after 25 months.

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Answer:

8^2 =64

64 pi = 201.0619298

Answer:

201.06

Step-by-step explanation:

A=πr2

fill it in

A = (π) 8^2

8 squared is 64

64 x pi = 201.06

The Cartesian equation of the curve is [tex](x/6)^2 + (y/7)^2 = 1[/tex]. This represents an ellipse with center at the origin and major and minor axes of length 6 and 7, respectively.

To eliminate the parameter, we need to use the trigonometric identity:

[tex]sin^2 θ + cos^2 θ = 1[/tex]

We can rearrange the given equations to get:

[tex]cos θ = x/6[/tex]

[tex]sin θ = y/7[/tex]

Substituting these into the identity, we get:

[tex](x/6)^2 + (y/7)^2 = 1[/tex]

This is the equation of an ellipse with center at the origin and major and minor axes of length 6 and 7, respectively.

To understand why this is an ellipse, we can consider the definition of a unit circle. If we let r = 1, then x = cos θ and y = sin θ. The equation of the unit circle is then:

[tex]x^2 + y^2 = 1[/tex]

By scaling x and y by 6 and 7, respectively, we stretch the circle along the x and y axes, resulting in an ellipse.

In conclusion, the Cartesian equation of the curve is[tex](x/6)^2 + (y/7)^2 = 1[/tex]. This represents an ellipse with center at the origin and major and minor axes of length 6 and 7, respectively.

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The Cartesian equation of the curve is [tex](x/6)^2 + (y/7)^2 = 1[/tex]. This represents an ellipse with center at the origin and major and minor axes of length 6 and 7, respectively.

To eliminate the parameter, we need to use the trigonometric identity:

[tex]sin^2 θ + cos^2 θ = 1[/tex]

We can rearrange the given equations to get:

[tex]cos θ = x/6[/tex]

[tex]sin θ = y/7[/tex]

Substituting these into the identity, we get:

[tex](x/6)^2 + (y/7)^2 = 1[/tex]

This is the equation of an ellipse with center at the origin and major and minor axes of length 6 and 7, respectively.

To understand why this is an ellipse, we can consider the definition of a unit circle. If we let r = 1, then x = cos θ and y = sin θ. The equation of the unit circle is then:

[tex]x^2 + y^2 = 1[/tex]

By scaling x and y by 6 and 7, respectively, we stretch the circle along the x and y axes, resulting in an ellipse.

In conclusion, the Cartesian equation of the curve is[tex](x/6)^2 + (y/7)^2 = 1[/tex]. This represents an ellipse with center at the origin and major and minor axes of length 6 and 7, respectively.

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The required answer is the area to a percentage = 0.3462 * 100 = 34.62%

To answer the question, we need to find the area under the normal distribution curve between the values $38,500 and $45,000.
The probability of an event is a number that indicates how likely the event is to occur. It is expressed as a number in the range from 0 and 1, or, using percentage notation, in the range from 0% to 100%. The more likely it is that the event will occur, the higher its probability

First, we need to convert these values to z-scores using the formula:
z = (x - μ) / σ

Where x is the salary value, μ is the mean of the distribution, and σ is the standard deviation.

For $38,500: z = (38,500 - 46,292) / 4,320 = -1.80

For $45,000: z = (45,000 - 46,292) / 4,320 = -0.30

Using the standard normal distribution table or calculator, we can find the area to the left of each of these z-scores.

For z = -1.80, the area to the left is 0.0359. For z = -0.30, the area to the left is 0.3821.

To find the area between these two values, we subtract the smaller area from the larger area:

0.3821 - 0.0359 = 0.3462
So the probability that a randomly selected education major received a starting salary offer between $38,500 and $45,000 is 34.62%.

Finally, we are given that 20% of education majors were offered a starting salary less than $42,656.29. This means that the area to the left of the z-score for $42,656.29 is 0.20. We can use the same formula as before to find this z-score:
z = (42,656.29 - 46,292) / 4,320 = -0.84

Looking at the standard normal distribution table or calculator, we find that the area to the left of z = -0.84 is 0.2005. Therefore, 20.05% of education majors were offered a starting salary less than $42,656.29.

To find the percentage of education majors who received a starting offer between $38,500 and $45,000, we'll use the standard normal distribution and the provided information about the mean and standard deviation.

1. Convert the given salary values to z-scores:
z1 = (38,500 - 46,292) / 4,320 = -1.8
z2 = (45,000 - 46,292) / 4,320 = -0.3

2. Find the area under the curve to the left of each z-score:
For z1 = -1.8, area = 0.0359
For z2 = -0.3, area = 0.3821

A probability is a way of assigning every event a value between zero and one, with the requirement that the event made up of all possible results (in our example, the event {1,2,3,4,5,6}) is assigned a value of one. To qualify as a probability, the assignment of values must satisfy the requirement that for any collection of mutually exclusive events

3. Calculate the area between the two z-scores:
Area between z1 and z2 = Area(z2) - Area(z1) = 0.3821 - 0.0359 = 0.3462

4. Convert the area to a percentage:
Percentage = 0.3462 * 100 = 34.62%

Therefore, 34.62% of education majors received a starting offer between $38,500 and $45,000.

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Rate of change in the side length when the side lengths are 12 feet is approximately -0.0009259 ft/min.

Explanation:-

To find the rate of change in the side length of the cube when the side lengths are 12 feet and the volume decreases at a rate of 0.4 ft³/min, follow these steps:

Step 1: The formula for the volume of a cube.
Volume (V) = side length³, or V = s³

Step 2: Differentiate both sides with respect to time (t) to find the relationship between the rates of change.
dV/dt = 3s²(ds/dt)

Step 3: Plug in the given information: dV/dt = -0.4 ft³/min (since the volume is decreasing), and s = 12 feet.

-0.4 = 3(12²)(ds/dt)

Step 4: Solve for ds/dt, the rate of change in the side length.

-0.4 = 3(144)(ds/dt)
-0.4 = 432(ds/dt)

ds/dt = -0.4/432

Step 5: Simplify the expression.

ds/dt ≈ -0.0009259 ft/min

So, the rate of change in the side length when the side lengths are 12 feet is approximately -0.0009259 ft/min.

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Let X be the number of students who will graduate in 4 years out of 1025 students. The final answer of  probabilities is  [tex]P(X = 697)[/tex][tex]=0.080[/tex];  [tex]P(X \leq 685) = 0.123[/tex][tex]P(X \geq 650) = 0.997[/tex][tex]P(665 \leq X \leq 715) =0.826[/tex]

Then X follows a binomial distribution for finding the probabilities with n = 1025 and p = 0.65.

(a) [tex]P(X = 697) = (1025 choose 697) * (0.65)^697 * (1-0.65)^(1025-697)[/tex]=[tex]0.080[/tex]

(b) [tex]P(X ≤ 685)[/tex]= [tex]Σ_(k=0)^685 (1025 choose k) * (0.65)^k * (1-0.65)^(1025-k)[/tex]= [tex]0.123[/tex]

(c) [tex]P(X ≥ 650)[/tex] = [tex]1 - P(X < 650) = 1 - Σ_(k=0)^649 (1025 choose k) * (0.65)^k * (1-0.65)^(1025-k)[/tex]= [tex]0.997[/tex]

(d) [tex]P(665 ≤ X ≤ 715)[/tex]= [tex]Σ_(k=665)^715 (1025 choose k) * (0.65)^k * (1-0.65)^(1025-k)[/tex]≈[tex]0.826[/tex]

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The circumference of the circle x² + y² = 1 is 2π.

To show that the circumference of the circle x² + y² = 1 is 2π, we can use the arc length formula. The formula for arc length (s) in a circle is given by:

s = r × θ

where r is the radius of the circle and θ is the central angle in radians.

For the circle x² + y² = 1, the radius (r) is equal to 1 (since the equation is already in the standard form). To find the circumference, we need to find the arc length for a complete circle. A complete circle has a central angle of 2π radians. Therefore, we can plug these values into the arc length formula:

Circumference = s = r × θ
Circumference = 1 × 2π
Circumference = 2π

Thus, the circumference of the circle x² + y² = 1 is 2π.

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Answer:

2

Step-by-step explanation:

When the switch changes position at t = 0, the circuit will be in a transient state until it reaches a steady state. Let's analyze the circuit in both the transient and steady state.

Transient State (t < 0):

Since the switch has been in its starting position for a long time, the circuit has reached a steady state, which means that all voltages and currents are constant. Therefore, we can assume that v(t<0) = V0, i1(t<0) = 0, and i2(t<0) = 0.

Steady State (t ≥ 0):

When the switch changes position at t = 0, the voltage source is connected to the resistors R1 and R2 in series. Therefore, the voltage across R1 and R2 is equal to V0.

The current flowing through the resistors is given by Ohm's law:

i = V/R

where i is the current, V is the voltage, and R is the resistance.

Using this equation, we can find the current flowing through R1 and R2:

i1(t) = V0 / R1

i2(t) = V0 / R2

Since the circuit is a series circuit, the current flowing through the circuit is the same as the current flowing through R1 and R2. Therefore,

i(t) = i1(t) = i2(t) = V0 / (R1 + R2)

The voltage across R1 is given by:

v(t) = i1(t) * R1 = V0 * R2 / (R1 + R2)

Therefore, the solutions for v(t), i1(t), and i2(t) for t ≥ 0 are:

v(t) = V0 * R2 / (R1 + R2)

i1(t) = V0 / R1

i2(t) = V0 / R2

i(t) = V0 / (R1 + R2)

where V0 is the voltage of the voltage source, R1 and R2 are the resistances of resistors R1 and R2, respectively.

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The general solution of the given system is x(t), y(t)  = -c₁e^(-t) + c₂e^(8t), c₁e^(-t) + 2c₂e^(8t)

To find the general solution of the given system of first-order linear differential equations, we can use matrix notation. The system is:

dx/dt = 2x + 3y

dy/dt = 6x + 5y

We can rewrite this system as:

d(X)/dt = A * X

Where X = [x, y]^T is the state vector, and A is the matrix of coefficients:

A = | 2 3 |

| 6 5 |

Now we need to find the eigenvalues and eigenvectors of matrix A.

First, find the characteristic equation:

| A - λI | = 0

| (2-λ) 3 | = 0

| 6 (5-λ) |

(2-λ)(5-λ) - (3)(6) = 0

λ^2 - 7λ - 8 = 0

The eigenvalues are λ1 = -1 and λ2 = 8.

Next, find the eigenvectors for each eigenvalue:

For λ1 = -1:

| 3 3 | |x1| = |0|

| 6 6 | |y1| = |0|

x1 = -y1

We can choose x1 = 1 and y1 = -1, so the eigenvector is v1 = [1, -1]^T.

For λ2 = 8:

| -6 3 | |x2| = |0|

| 6 -3 | |y2| = |0|

-6x2 + 3y2 = 0

x2 = y2 / 2

We can choose y2 = 2 and x2 = 1, so the eigenvector is v2 = [1, 2]^T.

Now we can write the general solution of the given system:

X(t) = C1 * e^(-t) * v1 + C2 * e^(8t) * v2

X(t) = C1 * e^(-t) * [ 1, -1]^T + C2 * e^(8t) * [1, 2]^T

Therefore, the general solution is:

x(t) = -C1 e^(-t) + C2 e^(8t)

y(t) = C1 e^(-t) + 2C2 e^(8t)

The above answer is based on the full question below;

Find The General Solution Of The Given System. Dx/Dt = 2x + 3y Dy/Dt = 6x + 5y X(T), Y(T) =

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The general solution can be expressed as a linear combination of these exponential functions:

[tex]y(t) = c1 e^{(\sqrt(z+1)t)} + c2 e^{(-\sqrt(z+1)t)} + c3 e^{(\sqrt(z+6)t)} + c4 e^{(-\sqrt(z+6)t)}[/tex]

To find the general solution for [tex]y^{(4)} - 5y^m + 6y^n = 0[/tex], we can assume a solution of the form [tex]y = e^{(rt)}[/tex], where r is a constant to be determined. Then, taking the fourth derivative of y gives:

[tex]y^{(4)} = r^4 e^{(rt)}[/tex]

Substituting this into the original equation yields:

[tex]r^4 e^{(rt)} - 5(e^{(rt)})^m + 6(e^{(rt)})^n = 0[/tex]

Dividing through by e^(rt), we get:

[tex]r^4 - 5e^{(rt(m-1))} + 6e^{(rt(n-1))} = 0[/tex]

This is a fourth-order polynomial equation in r. To solve it, we can factor it into two quadratic equations using the quadratic formula:

[tex]r^4 - 5zr^2 + 6 = 0[/tex]

where[tex]z = e^{(t(m-1))}[/tex]

Solving this equation gives four possible values for r:

r = ±√(z+1), ±√(z+6)

Since [tex]y = e^{(rt)},[/tex] the general solution can be expressed as a linear combination of these exponential functions:

[tex]y(t) = c1 e^{(\sqrt(z+1)t)} + c2 e^{(-\sqrt(z+1)t)} + c3 e^{(\sqrt(z+6)t)} + c4 e^{(-\sqrt(z+6)t)}[/tex]

where c1, c2, c3, and c4 are arbitrary constants determined by initial or boundary conditions.

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Step-by-step explanation:

first, the law of cosine (the rule of Pythagoras generalized for any type of triangle) :

c² = a² + b² - 2ab×cos(C)

c is the side opposite of the angle C, a and b are the other 2 sides.

in our case :

b² = 5² + 8² - 2×5×8×cos(51)

b² = 25 + 64 - 80×cos(51) =

= 89 - 80×cos(51) = 38.65436872...

b = 6.217263764... ≈ 6.22

now we have all 3 sides and need to find the other 2 angles.

law of sine

a/sin(A) = b/sin(B) = c/sin(C)

a, b, c are the sides, and A, B, C are the corresponding opposite angles.

5/sin(A) = 6.217263764.../sin(51)

sin(A) = 5×sin(51)/6.217263764... =

= 0.624990342...

A = 38.6814786...° ≈ 38.68°

sin(C) = 8×sin(51)/6.217263764... =

= 0.999984547...

C = 89.6814786...° ≈ 89.68°

The total percentage decrease in the investor's stock account is 13.6%

Percentage is a way of expressing a number as a fraction of 100. It is denoted using the symbol "%". For example, 25% is the same as 25/100 or 0.25.

To find the total percentage decrease in the investor's stock account, we need to first calculate the new values of the stocks after the decreases and then find the percentage decrease of the total value compared to the original value.

The new value of the stock in Company A is:

5750 - 0.16 * 5750 = 4830

The new value of the stock in Company B is:

1200 - 0.02 * 1200 = 1176

The total value of the stocks after the decreases is:

4830 + 1176 = 6006

The percentage decrease of the total value compared to the original value is:

(1 - 6006/6950) * 100% = 13.6%

Therefore, the total percentage decrease in the investor's stock account is 13.6% (rounded to the nearest tenth).

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The degrees of freedom for the sample variance can vary between - [infinity] and + [infinity]. This means that the number of degrees of freedom is not dependent on the sample size, but rather on the amount of variance in the data.

The degrees of freedom for sample variance A. is equal to the sample size minus 1. This means that the correct answer is not provided in your given options. To clarify, let's define the terms:

1. Degrees of freedom: The number of independent values in a statistical calculation that are free to vary.
2. Variance: A measure of dispersion that represents the average squared difference between the values in a dataset and the mean of the dataset.
3. Sample size: The number of observations in a sample.

As the variance increases, the degrees of freedom decrease, which can impact the accuracy of the results. However, it is important to note that a larger sample size can often lead to a more accurate estimate of the population variance, even if the degrees of freedom are not directly related to the sample size.

When calculating the sample variance, the degrees of freedom is equal to the sample size (n) minus 1, often denoted as (n-1). This is because we lose one degree of freedom when estimating the population means using the sample mean.

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Note that where in triangle ABC, m∠A = 70° and m∠8=35" the dimension that are similar to the above is: Option A  ΔPQR, in which m∠P = 70° and m∠R= 75°

Note that for the triangles to be similar, they  must have the same internal angles or angles in a similar ratio.

We know that the angles 70° and 35°. By subtracting these from ΔABC we get the third angle which is ∠75°

So since to be a similar triangle, they must have the same angles, note that he only triangle with similar properties is ΔPQR because:

m∠P = 70° and m∠R= 75°.

180 - (70+75) = 35°

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Answer:

Step-by-step explanation:

5/6 + 2/3 = ?

5/6 + 4/6 =

9/6

semplify

3/2 or 1.5 or 1 1/2

Answer: B

Step-by-step explanation:

The water level y(t) = √(1000 - 80πt/3), te ≈ 11.8 seconds.

The water level y(t) in the cylindrical tank with radius 10 ft and length 40 ft decreases over time until the tank is empty at time t=te seconds can be found shown below:

First, find the volume of the half-filled tank: V = (1/2)π(10^2)(40) = 2000π ft³. The leakage rate Q = (1 in²)(1/144 ft²/in²) = 1/144 ft². Since Q = dV/dt, we have dV = -Qdy.

Integrating both sides gives V = -Qy + C. Initially, V = 2000π and y = 10, so C = 3000π. Thus, V = -Qy + 3000π. Solving for y, we get y(t) = √(1000 - 80πt/3). To find te, set V = 0 and solve for t: 0 = -80πt/3 + 1000, which gives te ≈ 11.8 seconds.

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The possible values of x is 100.498cm. So the hypotenuse will be 1004.98cm.

We can use the Pythagorean theorem to solve for x in terms of the height and base of the triangle:

h² + b² = c²

where h is the height, b is the base, and c is the hypotenuse.

Substituting the given values, we get:

(10000)² + (1000)² = (10x)²

Simplifying:

100,000,000 + 1,000,000 = 100x²

101,000,000 = 100x²

Dividing by 100:

1,010,000 = x²

Taking the square root of both sides:

x = ±√1,010,000

x ≈ ±100.498

Therefore, there are two possible values of x: approximately ± 100.498 and . However, since the length of a side of a triangle cannot be negative, the only valid solution is x ≈ 100.498

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The values of AB and DE in parallelogram ABCD are AB = 14 and DE = 5

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

The parallelogram ABCD

By the properties of a parallelogram;

The opposite sides of a parallelogram are congruent

This means that

AB = CD = 14

AE + DE = BC

So, we have

19 + DE = 24

Evaluate

DE = 5

Hence, the value of DE is 5 units

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The amount of interest paid if one were to buy the bed on hire purchased is $430

Cost of the bed = $1500

Down payment = $250

Monthly payment = $140

Number of months = 12

Total payment made on hired purchase = Down payment + (Monthly payment × Number of months)

= 250 + (140 × 12)

= 250 + 1,680

= $1,930

Amount of interest paid = Total payment made on hired purchase - Cost of the bed

= $1,930 - $1,500

= $430

In conclusion, the total interest paid on hired purchase is $430

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Farmer Hollingsworth had 1,000,000 fish in inventory.

Farmer Hollingsworth had approximately 0.59% of the catfish market.

a. Farmer Hollingsworth had 1,000,000 fish in inventory.

To calculate this, we can multiply the number of ponds by the number of fish in each pond:
10 ponds * 100,000 fish per pond = 1,000,000 fish

b. If each of his fish weighed 2 pounds, he had 2,000,000 pounds of fish in inventory. To find the percentage of the market he had, we can use the following formula:

(Weight of fish in inventory / Total market production) * 100

(2,000,000 pounds / 340,000,000 pounds) * 100 = 0.5882%

So, Farmer Hollingsworth had approximately 0.59% of the catfish market.

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Answer:

A. 24cm and 26cm

Step-by-step explanation:

Pythagorean theorem.
A^2+B^2=C^2

10^2+24^2=26^2

The other options plugged into this formula would make a false statement.

Answer:

$164

Step-by-step explanation:

you take the clerk's income ($832.00) and subtract it with the total expenses ($668) to get the savings

The equation of the plane that passes through the three given points P(5,0,0) and Q(6,-2,4) is 2y + z + D/8 = 0, where D is a constant that depends on the specific plane.

The equation of the plane that passes through the three given points P(5,0,0) and Q(6,-2,4) can be represented as Ax + By + Cz + D = 0, where A, B, C, and D are constants that need to be determined.

Step 1: Find two vectors on the plane

We can find two vectors on the plane by subtracting the coordinates of one point from the other. Let's take vector PQ as the first vector, which is the difference between the coordinates of points P and Q.

PQ = Q - P = (6, -2, 4) - (5, 0, 0) = (1, -2, 4)

Step 2: Find the normal vector of the plane

The normal vector of the plane is perpendicular to the plane and can be found by taking the cross product of the two vectors obtained in Step 1.

Normal vector = PQ x PR, where PR is any other vector on the plane

We can choose vector PR as (1, 0, 0) for convenience.

PR = R - P = (1, 0, 0) - (5, 0, 0) = (-4, 0, 0)

Taking the cross product of PQ and PR:

PQ x PR = (1, -2, 4) x (-4, 0, 0) = (0, 16, 8)

So, the normal vector of the plane is (0, 16, 8).

Step 3: Write the equation of the plane

Using the normal vector and one of the given points (P), we can now write the equation of the plane.

The equation of the plane is given by:

Ax + By + Cz + D = 0

Substituting the values of the normal vector and the coordinates of point P into the equation, we get:

0x + 16y + 8z + D = 0

We can further simplify this equation by dividing by 8:

2y + z + D/8 = 0

Therefore, the equation of the plane that passes through the three given points P(5,0,0) and Q(6,-2,4) is 2y + z + D/8 = 0, where D is a constant that depends on the specific plane.

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