) On January 2, 2019, Helmkamp Company purchased a $30,000 machine. It had an estimated useful life of 5 years and a residual value of $3,000. What is the amount of depreciation expense for 2020, the second year of the asset's life, using the double declining-balance method? (Round intermediary calculations to two decimal places and your final answer to the nearest dollar. )

Answer:

I don't understand please can you explain to me

Answer:

-2x(x^2+2x+3)

Step-by-step explanation:

-2x^3-4x^2-6x

You can only factor out the 2x the other part is not factorable.

The stack pointer is decremented by a multiple of 4, as required by the MIPS architecture.

To solve the MIPS stack pointer question, we need to reserve enough space on the stack for 2 integers and the\(`$ra`\)register. Each integer and the ra register occupy 4 bytes, so the total space required is 12 bytes.

However, since the stack pointer is manipulated in multiples of 4, we need to find the closest multiple of 4 to -12, which is -16.

Hence, the value of XX in the instruction \(`addiu $sp, $sp, XX`\) should be -16 to reserve enough room on the stack for 2 integers and the ra register.

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Answer:

W when c = 4 is 0.128.

Step-by-step explanation:

The relationship between A, C and W can be represented by the following equations:

A = k√c

W = m/a^3

Where k and m are constant of proportionality.

Since A is directly proportional to the square root of c, we can write k = A/√c. Substituting the values of A and C when c = 49, we have:

k = 35/√49 = 35/7

Since W is inversely proportional to a^3, we can write m = W * a^3. Substituting the values of W and A when a = 2, we have:

m = 16 * 2^3 = 128

Now we have both k and m, we can find the value of W when c = 4.

A = k * √c = 35/7 * √4 = 10

W = m/a^3 = 128/10^3 = 0.128

So, the value of W when c = 4 is 0.128.

If one diagonal of a kite is twice as long as the other diagonal and the area of the kite is 240 square inches, then the length of the shorter diagonal is 4√15 inches and the length of the longer diagonal is 8√15 inches.

To find the length of the diagonals, follow these steps:

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The structure supports a distributed load of 15 kN/m. The limiting stress in rod (1) is 370 MPa, and the limiting stress in each pin (a, b, c) is 200 MPa.

The given information provides details about the distributed load and the limiting stress in the components of the structure. The distributed load of 15 kN/m indicates that the structure is subjected to a uniform force distribution along its length. This load is essential to consider when analyzing the stress and deformation of the components.

In the structure, rod (1) has a limiting stress of 370 MPa. This implies that the maximum stress that rod (1) can withstand without experiencing failure or deformation is 370 MPa. Therefore, it is crucial to ensure that the stress induced by the applied load does not exceed this limit in order to maintain the structural integrity of rod (1).

Furthermore, each pin (a, b, c) has a limiting stress of 200 MPa. Pins are often used to connect and support structural elements, such as beams and rods. The limiting stress of 200 MPa indicates the maximum stress these pins can endure before they fail. It is necessary to ensure that the stresses on the pins caused by the load distribution and their respective connections do not surpass this threshold to prevent pin failure.

To design a safe and reliable structure, engineers must consider these limiting stresses and ensure that the applied loads and resulting stresses are within the permissible limits for both rod (1) and the pins (a, b, c). By carefully analyzing the structural components and their stress distributions, suitable materials and design modifications can be implemented to meet the required safety standards and ensure the longevity of the structure.

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Step-by-step explanation:

They needed a lingua franca to be able to communicate.

Answer:

5,760

Step-by-step explanation:

20 x 24 x  12 = 5,760

The correct answer is B. The graph of h is the graph of g vertically shifted up 1 unit.

The correct answer is:

B. The graph of h is the graph of g vertically shifted up 1 unit.

Explanation:

The original function g(x) = x² represents a basic quadratic function, which is a parabola that opens upward and has its vertex at the origin (0, 0).

When we consider the function h(x) = g(x) + 1, we are adding a constant value of 1 to the output (y) values of the function g(x). This results in a vertical shift of the graph of g(x) by 1 unit upward.

In other words, for every x-value, the corresponding y-value of the function h(x) will be 1 unit higher than the corresponding y-value of the function g(x).

Visually, this means that the graph of h(x) will be the same shape as the graph of g(x), but it will be shifted upward by 1 unit. The vertex of the parabola, which was originally at the origin, will now be at (0, 1).

The statement "The graph of h is the graph of g horizontally shifted left 1 unit" (Option A) is incorrect because there is no horizontal shift in this transformation.

The statement "The graph of h is the graph of g vertically shifted down 1 unit" (Option B) is incorrect because the transformation results in a vertical shift upward, not downward.

The statement "The graph of h is the graph of g horizontally shifted right 1 unit" (Option D) is incorrect because there is no horizontal shift in this transformation.

Therefore, the correct answer is B. The graph of h is the graph of g vertically shifted up 1 unit.

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Answer: 4

Step-by-step explanation: 10-6=4

14-10=4

Answer:

x = 22.5 cm

Step-by-step explanation:

Since the triangles are similar then the ratios of corresponding sides are equal, that is

\(\frac{FH}{AC}\) = \(\frac{GH}{BC}\) , substitute values

\(\frac{x}{9}\) = \(\frac{12.5}{5}\) ( cross- multiply )

5x = 112.5 ( divide both sides by 5 )

x = 22.5 cm

Answer:

  D.  0.25n + 52

Step-by-step explanation:

You want to find an expression equivalent to "25% of the quantity of 208 plus n".

The verbal phrase "208 plus n" is represented using the plus sign:

  208 + n

When that quantity is multiplied by 25%, the result is ...

  25% of (208 +n) = 0.25(208 +n)

This can be expanded using the distributive property to ...

  (0.25)(208) +0.25n = 52 +0.25n

The commutative property of addition lets us write the equivalent expression ...

  0.25n +52

The nurse will have to administer 3 milliliters with each dose.

When the prescriber orders medication f 150 mcg po q.12h, the pharmacy sends a bottle labeled:

medication f 0.05 mg/ml.

Milliliters will the nurse administer with each dose :

The conversion factor from mcg to mg is 1/1000.

Therefore, 150 mcg = 150/1000 = 0.15 mg.

The nurse has to administer 0.15 mg of medication f per dose.

The medication f available with the pharmacy is 0.05 mg/ml.

So, the nurse has to administer 0.15 mg in a single dose, which is equal to three times the quantity of medication f available in the bottle (0.05 mg/ml).

Therefore, the nurse has to administer 3 ml (0.05 mg/ml × 3 ml) of medication f with each dose.

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Step-by-step explanation:

THE ANGLES WHICH HAVE SUM OF THEIR ANGLES = 90°

Let the measure of angle be x°.

◕ It's compliment = (90 - x )°.

According to the question ;

⇢x=(90°−x)−18°

⇢x + x = 90° − 18°

⇢2x=72°

⇢x= 72°/2

⇢x=36°

And, it's compliment = 54°

(a) Quadrant 1 corner points: (4, 4) and (0, 4). (b) Area(S_3) = 128 square units. (c) Area(S_1) = 128 square units.

(a) The corner points in Quadrant 1, where x≥0 and y≥0, can be found by setting x or y to zero in the given inequalities. For x = 0, we have 30y ≤ 64, which gives y ≤ 64/30. For y = 0, we have 30x ≤ 64, which gives x ≤ 64/30. Therefore, the corner points in Quadrant 1 are (0, 64/30) and (64/30, 0).

(b) To find the area of S_3, we integrate the inequality 30y ≤ 64 - x^2 over the region in Quadrant 3, where x ≤ 0 and y ≤ 0. Integrating with respect to y, we get the bounds 0 ≤ y ≤ sqrt((64 - x^2)/30) and integrating with respect to x, we get the bounds -4 ≤ x ≤ 0. Evaluating the integral, we find the area of S_3 to be 128 square units.

(c) Similarly, to find the area of S_1, we integrate the inequality 30x ≤ 64 - y^2 over the region in Quadrant 1, where x ≥ 0 and y ≥ 0. Integrating with respect to x, we get the bounds 0 ≤ x ≤ sqrt((64 - y^2)/30) and integrating with respect to y, we get the bounds 0 ≤ y ≤ 4. Evaluating the integral, we find the area of S_1 to be 128 square units.

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John syrup contains 11.1 grams of sugar

Stefanie has 18 grams of 20% syrup
John has 30 grams of 25%

Therefore the number of grams of sugar in John's syrup can be calculated as follows

18× 20/100 + 30 × 25/100

= 18×0.2 + 30×0.25

= 3.6 + 7.5

= 11.1

Hence there are 11.1 grams of sugar in John's syrup

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The value of the triple integral is (\(16^{11}\) / 11) [(\(e^{16}\) - 1) (\(cos^8\) φ) (2π)] where E is bounded by the parabolic cylinder z=16−y2z=16−y2 and the planes z=0,x=4, and x=−4.

To evaluate the triple integral ∭E \(x^8 e^y\) dV, where E is bounded by the parabolic cylinder z=16−y² and the planes z = 0,x = 4, and x = −4, we can use the cylindrical coordinate system. Here are the steps to solve the integral:

Write down the limits of integration for each variable:

For ρ, the radial distance from the z-axis, the limits are 0 to 4.

For φ, the angle in the xy-plane, the limits are 0 to 2π.

For z, the height, the limits are 0 to 16 - y² for the parabolic cylinder, and 0 to the plane z = 0.

Write the integral using cylindrical coordinates:

∭E \(x^8 e^y\) dV = ∫\(0^4\) ∫0²π ∫\(0^{(16-y^2)\) (\(\rho^9\) \(cos^8\) φ) (\(e^y\)) ρ dρ dφ dz

Evaluate the integral:

∫0²π ∫\(0^4\)(16-y²) (\(\rho^9\) \(cos^8\) φ) (\(e^y\)) ρ dρ dφ dz

= ∫\(0^4\) ∫0²π (\(cos^8\) φ) dφ ∫\(0^{(16-y^2)}\)(\(\rho^{10\) \(e^y\)) dρ dz

= ∫\(0^4\) ∫0²π (\(cos^8\) φ) [\((16-y^2)^{11}\) / 11 \(e^y\)] dy dφ

= ∫\(0^4\) ∫0²π (\(cos^8\) φ) [(\(16^{11}\) / 11) \(e^y\) - (11/11) y² (\(16^{10}\)) \(e^y\) + (55/11) \(y^4\) (\(16^9\)) \(e^y\) - ...] dφ

= ∫\(0^4\) (\(16^{11}\) / 11) \(e^y\) [(\(cos^8\) φ) (2π)] dy

= (\(16^{11}\) / 11) [(\(e^{16}\) - 1) (\(cos^8\) φ) (2π)]

Therefore, the value of the triple integral is (\(16^{11}\) / 11) [(\(e^{16}\) - 1) (\(cos^8\) φ) (2π)].

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Step-by-step explanation:

As angle BAD is a right angle (90°), angles BAC and CAD must sum up to 90°.

Therefore angle CAD = Angle BAD - Angle BAC

= 90° - (x + 20)°

= (70 - x)°

Hence the answer is G.

The correct option for the midpoint of the line segment , where (-1,-2) and (4,-2), is  (1.5,-2).

To find the midpoint of a line segment, we use the midpoint formula, which states that the coordinates of the midpoint (M) are the average of the coordinates of the endpoints.

The midpoint formula is given by:

M = ((x1 + x2) / 2, (y1 + y2) / 2)

Let's apply this formula to find the midpoint of the line segment AB:

x1 = -1, y1 = -2 (coordinates of point A)

x2 = 4, y2 = -2 (coordinates of point B)

Using the midpoint formula:

M = ((-1 + 4) / 2, (-2 + (-2)) / 2)

 = (3 / 2, -4 / 2)

 = (1.5, -2)

Therefore, the midpoint of the line segment , with endpoints (-1,-2) and (4,-2), is (1.5, -2).

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The coordinates for the local extrema are (0, 0) and (2/3, 4e^(-2)).

To find the coordinates for any local extrema of the function h(x) = 3x^2e^(-3x), we need to find the critical points by taking the derivative of h(x) and setting it equal to zero.

Step 1: Find the derivative of h(x)

h'(x) = d/dx (3x^2e^(-3x))

To differentiate the function, we can use the product rule and the chain rule:

h'(x) = 6xe^(-3x) + 3x^2(-3e^(-3x))

= 6xe^(-3x) - 9x^2e^(-3x)

= e^(-3x)(6x - 9x^2)

Step 2: Set h'(x) = 0 and solve for x

e^(-3x)(6x - 9x^2) = 0

We have two factors: e^(-3x) = 0 and 6x - 9x^2 = 0.

For e^(-3x) = 0, there are no real solutions since the exponential function is always positive.

For 6x - 9x^2 = 0, we can factor out x:

x(6 - 9x) = 0

Setting each factor equal to zero:

x = 0 and 6 - 9x = 0

Solving the second equation:

6 - 9x = 0

9x = 6

x = 6/9

x = 2/3

So the critical points are x = 0 and x = 2/3.

Step 3: Find the corresponding y-values

To find the corresponding y-values, we substitute the critical points into the original function h(x).

For x = 0:

h(0) = 3(0)^2e^(-3(0))

= 0

For x = 2/3:

h(2/3) = 3(2/3)^2e^(-3(2/3))

= 4e^(-2)

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first can you mark as brainlest answer

then I will answer your all questions.

Answer:

Possibly A

Step-by-step explanation:

Answer:

76.93

Step-by-step explanation:

The type of sampling described, where the researchers intentionally select a sample with 50% straight and 50% LGBTQ+ respondents, is known as "disproportionate stratified sampling."

A. Disproportionate stratified sampling involves dividing the population into different groups (strata) based on certain characteristics and then intentionally selecting a different proportion of individuals from each group. In this case, the researchers are dividing the population based on sexual orientation (straight and LGBTQ+) and selecting an equal proportion from each group.

B. Availability sampling (also known as convenience sampling) refers to selecting individuals who are readily available or convenient for the researcher. This type of sampling does not guarantee representative or unbiased results and may introduce bias into the study.

C. Snowball sampling involves starting with a small number of participants who meet certain criteria and then asking them to refer other potential participants who also meet the criteria. This sampling method is often used when the target population is difficult to reach or identify, such as in hidden or marginalized communities.

D. Simple random sampling involves randomly selecting individuals from the population without any specific stratification or deliberate imbalance. Each individual in the population has an equal chance of being selected.

Given the description provided, the sampling method of intentionally selecting 50% straight and 50% LGBTQ+ respondents represents disproportionate stratified sampling.

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3.31×\(10^-^5\) g is equivalent to 0.0331 μg which is obtained by using the conversion factor.

To convert from grams to micrograms, we need to consider the conversion factor that relates the two units. The prefix "micro-" represents a factor of \(10^-^6\), which means there are 1,000,000 micrograms in a gram. Therefore, to convert grams to micrograms, we multiply the given value by 1,000.

In this case, we have 3.31×\(10^-^5\) g. To convert this value to micrograms, we can multiply it by 1,000:

= 3.31×\(10^-^5\) g × 1,000

= 3.31×\(10^-^5\) × 1,000

= 3.31×\(10^-^5\) × \(10^{3}\)

= 3.31×\(10^(^-^5^+^3^)\)

= 3.31×\(10^-^2\)

= 0.0331 μg

Therefore, 3.31×\(10^-^5\) g is equivalent to 0.0331 μg.

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Answer: a=2, b=3

Step-by-step explanation:

Answer:

final price:56.56

tax amount:3.39

Answer:

y = x + 7

Step-by-step explanation:

slope-intercept form: y = mx+b

(m is the slope and b is the y-intercept)

Note, slope is rise over run, specifically: \(m = \frac{y_2 - y_1}{x_2 - x_1}\)

\(m = \frac{0 - 7}{-7 - 0} = \frac{-7}{-7} = 1\\b = 7\\y = x+7\)

A frequency distribution in which high scores are most frequent is said to be positively skewed or right-skewed.

In statistics, skewness refers to the asymmetry of a probability distribution. A frequency distribution is said to be positively skewed or right-skewed if the majority of the data is concentrated on the right side of the distribution, while a few high values are outliers on the right tail. The frequency distribution will look like a graph that is shifted to the right with a longer tail on the right side.

Positive skewness means that the mean (average) of the data will be higher than the median (middle value). The median is a more robust measure of central tendency than the mean in a positively skewed distribution, because it is not influenced by the outliers on the right tail.

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