It has been deteined that the cost of producing x units of a certain item is 8x+260. The demand function is given by p=D(x)=56−0.4x. Step 1 of 2: Find the revenue function. It has been deteined that the cost of producing x units of a certain item is 8x+260. The demand function is given by p=D(x)=56−0.4x. Step 2 of 2: Find the profit function.

Answer:

0.21

Step-by-step explanation:

Move the decimal two places to the left.

To find f'(-1), we need to take the derivative of f(x) and then evaluate it at x = -1. Using the chain rule, we get: f'(x) = 8x + 8 / (4x^2 + 8x + 5), f'(-1) = 8(-1) + 8 / (4(-1)^2 + 8(-1) + 5), f'(-1) = -8 + 8 / 1, f'(-1) = 0. So, f'(-1) = 0. We don't need to round to 3 decimal places in this case since the answer is an integer.

To find f'(-1) for f(x) = ln(4x^2 + 8x + 5), we first need to find the derivative of the function with respect to x, and then evaluate it at x = -1. Here's the step-by-step process:

1. Identify the function: f(x) = ln(4x^2 + 8x + 5)
2. Differentiate using the chain rule: f'(x) = (1 / (4x^2 + 8x + 5)) * (d(4x^2 + 8x + 5) / dx)
3. Find the derivative of the inner function: d(4x^2 + 8x + 5) / dx = 8x + 8
4. Substitute the derivative of the inner function back into f'(x): f'(x) = (1 / (4x^2 + 8x + 5)) * (8x + 8)
5. Evaluate f'(-1): f'(-1) = (1 / (4(-1)^2 + 8(-1) + 5)) * (8(-1) + 8)
6. Simplify the expression: f'(-1) = (1 / (4 - 8 + 5)) * (-8 + 8)
7. Continue simplifying: f'(-1) = (1 / 1) * 0
8. Final answer: f'(-1) = 0

Since f'(-1) is an integer, there is no need to round to any decimal places f'(-1) = 0.

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One hundred thousand Indians and fifteen thousand Californios are the most accurate pair of approximate figures for the late 1840s in California

The indigenous population of California was estimated to be around 100,000 in the late 1840s, while the Californio population, which consisted of Spanish-speaking settlers, was estimated to be around 15,000.

The secularization law lead the Indians to grow crops, herd livestock, and weave clothes, live in the lands to where they migrated. Later the lands under the mission are distributed or sold for less cost to the families and friends of government officers. This mission plan happened in 1840s.

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Answer:

(7, 4)

Step-by-step explanation:

Using the formula for calculating the midpoint expressed as;

M(X,Y) = {(ax1+bx2)/a+b, ay1+by2/a+b}

X = (ax1+bx2)/a+b

Y = ay1+by2/a+b

Substitute the given coordinate

X = 2(4)+3(9)/2+3

X = 8 + 27/5

X = 35/5

X = 7

Y = 2(-2)+3(8)/2+3

Y = -4+24/5

Y = 20/5

Y = 4

Hence the required coordinates will be at (7, 4)

Answer: ∠B ≅ ∠Y

△ABC ~ △ZYX by the SAS similarity theorem.

Step-by-step explanation: I just got 100% in edge when i took the test! i hope this helps you! -Lettu

Answer:

B

Step-by-step explanation:

EDGE!

Answer:

f(10) = 38

Step-by-step explanation:

Notice that this sequence is given in recurrent form, so you need to know the previous term in order to calculate the following one. Then let's get into all the 10 terms needed:

f(1) = 2

f(2) = 2 + 4 = 6

f(3) = 6 + 4 = 10

f(4) = 10 + 4 = 14

f(5) = 14 + 4 = 18

f(6) = 18 + 4 = 22

f(7) = 22 + 4 = 26

f(8) = 26 + 4 = 30

f(9) = 30 + 4 = 34

f(10) = 34 + 4 = 38

Answer:

C; D; E

Step-by-step explanation:

..................... I'll explain it to u later If u want, since its timed

Let's define the terms accuracy, precision, range, span, and repeatability, along with examples for accuracy and repeatability:

Accuracy:

Accuracy refers to the degree of closeness between a measured or observed value and the true or accepted value. It indicates how well a measurement or result reflects the true value. Accuracy can be affected by systematic errors, such as calibration issues or instrument biases.

Example of accuracy: Suppose a thermometer is designed to measure temperature with an accuracy of ±0.5 degrees Celsius. If the thermometer measures the temperature of a liquid as 25.2 degrees Celsius, the accuracy indicates that the true temperature of the liquid should be within the range of 24.7 to 25.7 degrees Celsius.

Precision:

Precision refers to the degree of consistency or reproducibility of a measurement. It measures how closely individual measurements agree with each other when repeated under the same conditions. Precise measurements have low variability or scatter.

Example of precision: In a laboratory experiment, a researcher measures the weight of a sample multiple times using an analytical balance. If the measurements consistently yield values within a narrow range, such as 9.85 grams, 9.84 grams, and 9.86 grams, the measurements are considered precise.

Range:

Range refers to the difference between the maximum and minimum values of a data set. It provides an indication of the spread or extent of the data. The range is a simple measure of dispersion.

Example of range: In a data set consisting of test scores for a class of students, if the highest score is 95 and the lowest score is 70, the range of the data is 95 - 70 = 25.

Span:

Span refers to the full range or interval of values that can be measured or observed by an instrument or system. It represents the entire spectrum or extent of the measurement scale.

Example of span: In a pressure gauge, if the minimum measurable pressure is 0 psi and the maximum measurable pressure is 100 psi, the span of the gauge is 100 psi.

Repeatability:

Repeatability refers to the ability of a measurement or experiment to yield consistent results when performed multiple times by the same person or using the same equipment and conditions. It indicates the reliability and consistency of a measurement process.

Example of repeatability: A scientist conducts an experiment to measure the boiling point of a substance using the same equipment and following the same procedure five times. If the results obtained, such as 100.2°C, 100.3°C, 100.1°C, 100.2°C, and 100.2°C, are very close to each other, it demonstrates good repeatability.

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Answer:

y=3/5x + 1

Step-by-step explanation:

It says to translate UP 5 units, meaning the constant of -4 is the one being affected. The translation of 5 units is +5 on the graph, so -4+5=1. Everything else should be the same if i'm correct so y=3/5x + 1 is the answer

Curved surface area of a sphere =1256 cm

2

We know that, Curved surface area of a spehre =4πr

2

⟹1256=4×3.14×r

2

⟹r

2

=

4×3.14

1256

⟹r

2

=100

∴r=10 cm

Hence, the answer is 10 cm.

4186.66666666 volume of sphere

Answer:

\(\large{\underline{\underline{\textsf{\textbf{Diagram : -}}}}}\)

\(\setlength{\unitlength}{1cm}\begin{picture}(0,0)\thicklines\qbezier(2.3,0)(2.121,2.121)(0,2.3)\qbezier(-2.3,0)(-2.121,2.121)(0,2.3)\qbezier(-2.3,0)(-2.121,-2.121)(0,-2.3)\qbezier(2.3,0)(2.121,-2.121)(-0,-2.3)\qbezier(-2.3,0)(0,-1)(2.3,0)\qbezier(-2.3,0)(0,1)(2.3,0)\thinlines\qbezier (0,0)(0,0)(0.2,0.3)\qbezier (0.3,0.4)(0.3,0.4)(0.5,0.7)\qbezier (0.6,0.8)(0.6,0.8)(0.8,1.1)\qbezier (0.9,1.2)(0.9,1.2)(1.1,1.5)\qbezier (1.2,1.6)(1.2,1.6)(1.38,1.9)\put(0.2,1){\bf 10\ cm}\end{picture}\)

\(\begin{gathered}\end{gathered}\)

\(\large{\underline{\underline{\textsf{\textbf{Given : -}}}}}\)

↠ Surface area of sphere = 1256 cm².

\(\begin{gathered}\end{gathered}\)

\(\large{\underline{\underline{\textsf{\textbf{To Find : -}}}}}\)

↠ Volume of sphere

\(\begin{gathered}\end{gathered}\)

\(\large{\underline{\underline{\textsf{\textbf{Using Formulas : -}}}}}\)

\(\small{\bigstar{\underline{\boxed{\sf{\pink{Surface \: area \: of \: sphere = 4\pi{r}^{2}}}}}}}\)

\(\small{\bigstar{\underline{\boxed{\sf{\pink{Volume \: of \: sphere = \dfrac{4}{3}\pi{r}^{3}}}}}}}\)

\(\small\bigstar\) Where :-

↠ π = 3.14

↠ r = radius

\(\begin{gathered}\end{gathered}\)

\(\large{\underline{\underline{\textsf{\textbf{Solution : -}}}}}\)

\(\small\bigstar\) Firstly, finding the radius of sphere by substituting the values in the formula :-

\(\small{\dashrightarrow{\sf{Surface \: area \: of \: sphere = 4\pi{r}^{2}}}}\)

\(\small{\dashrightarrow{\sf{1256 = 4 \times 3.14\times {r}^{2}}}}\)

\(\small{\dashrightarrow{\sf{1256= 12.56\times {r}^{2}}}}\)

\(\small{\dashrightarrow{\sf{{(Radius)}^{2} = \dfrac{1256}{12.56}}}}\)

\(\small{\dashrightarrow{\sf{{(Radius)}^{2} = \dfrac{1256 \times 100}{12.56 \times 100}}}}\)

\(\small{\dashrightarrow{\sf{{(Radius)}^{2} = \dfrac{125600}{1256}}}}\)

\(\small{\dashrightarrow{\sf{{(Radius)}^{2} = \cancel{\dfrac{125600}{1256}}}}}\)

\(\small{\dashrightarrow{\sf{{(Radius)}^{2} =100}}}\)

\(\small{\dashrightarrow{\sf{Radius = \sqrt{100} }}}\)

\(\small{\dashrightarrow{\sf{Radius = \sqrt{ 10\times 10}}}}\)

\(\small{\dashrightarrow{\underline{\underline{\sf{Radius=10 \: cm}}}}}\)

\(\normalsize{\bigstar{\underline{\boxed{\sf{\purple{Radius \: of \: sphere =10 \: cm}}}}}}\)

Hence, the radius of sphere is 10 cm.

\(\begin{gathered}\end{gathered}\)

\(\small\bigstar\) Now, finding the volume of sphere by substituting the values in the formula :-

\(\small{\dashrightarrow{\sf{Volume \: of \: sphere = \dfrac{4}{3}\pi{r}^{3}}}}\)

\(\small{\dashrightarrow{\sf{Volume \: of \: sphere = \dfrac{4}{3} \times 3.14 \times {(10)}^{3}}}}\)

\(\small{\dashrightarrow{\sf{Volume \: of \: sphere = \dfrac{4 \times 3.14}{3} \times (10 \times 10 \times 10)}}}\)

\(\small{\dashrightarrow{\sf{Volume \: of \: sphere = \dfrac{12.56}{3} \times 1000}}}\)

\(\small{\dashrightarrow{\sf{Volume \: of \: sphere = \dfrac{12.56 \times 1000}{3}}}}\)

\(\small{\dashrightarrow{\sf{Volume \: of \: sphere = \dfrac{12560}{3}}}}\)

\(\small{\dashrightarrow{\sf{Volume \: of \: sphere = \cancel{\dfrac{12560}{3}}}}}\)

\(\small{\dashrightarrow{\underline{\underline{\sf{Volume \: of \: sphere \approx 4186.66 \: {cm}^{3}}}}}}\)

\(\normalsize{\bigstar{\underline{\boxed{\sf {\purple{Volume \: of \: sphere \approx 4186.66 \: {cm}^{3}}}}}}}\)

Hence, the volume of sphere is 4186.66 cm³.

\(\begin{gathered}\end{gathered}\)

Answer: We on da same question i do not know

Step-by-step explanation:

Answer:

0.4

Step-by-step explanation:

how many minutes are in 4 miles

Answer:

I believe it’s C. 2.5

Step-by-step explanation:

The first option, A BC^2 - AB^2 = AC^2, is true. This is a special case of the Pythagorean Theorem, which states that for a right triangle, the sum of the squares of the two shorter sides (A and B) is equal to the square of the longest side (C). In this case, BC^2 - AB^2 = AC^2.

The first option, A BC^2 - AB^2 = AC^2, is true. This special case of the Pythagorean Theorem states that for any right triangle, the sum of the squares of the two shorter sides (A and B) is equal to the square of the longest side (C). In other words, BC^2 - AB^2 = AC^2. This theorem has been used for centuries by mathematicians and builders, as it is a reliable way to measure and construct the sides of a triangle. The theorem is also useful in applications such as computer graphics, where it is used to calculate the dimensions of a triangle on a two-dimensional plane. By understanding the principles of the Pythagorean Theorem, one can accurately measure and construct triangles of any size and shape.

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The first option, A BC^2 - AB^2 = AC^2, is true. This is a special case of the Pythagorean Theorem, which states that for a right triangle, the sum of the squares of the two shorter sides (A and B) is equal to the square of the longest side (C). In this case, BC^2 - AB^2 = AC^2.

The first option, A BC^2 - AB^2 = AC^2, is true. This special case of the Pythagorean Theorem states that for any right triangle, the sum of the squares of the two shorter sides (A and B) is equal to the square of the longest side (C). In other words, BC^2 - AB^2 = AC^2. This theorem has been used for centuries by mathematicians and builders, as it is a reliable way to measure and construct the sides of a triangle. The theorem is also useful in applications such as computer graphics, where it is used to calculate the dimensions of a triangle on a two-dimensional plane. By understanding the principles of the Pythagorean Theorem, one can accurately measure and construct triangles of any size and shape.

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Answer:

  24

Step-by-step explanation:

You want to know the number such that the triple of the number added to its half part is equal to the difference between four times the number and 12.

The given relation can be expressed in math symbols as ...

  3n +n/2 = 4n -12

Adding 12 -n/2, we get ...

  12 = n/2

  24 = n . . . . . multiply by 2

The number is 24.

Answer:

33%

Step-by-step explanation:

8/24 = .33333333

Answer:

33.3% of students have black hair.

Step-by-step explanation:

If that is incorrect, 1.92% has black hair.

Answer:

15%

Step-by-step explanation:

number 8 is 15% because you divide 42 by 280 the number of people to get the pecent you ha e which is 15%

Answer: its quite easy.

Step-by-step explanation:

Lemme send the answer in comment so I can help you understand alr

The recommended approach when choosing between one-tailed and two-tailed tests is to use a two-tailed test only.

The choice between a one-tailed or two-tailed test should be based on the research hypothesis and the specific question being investigated.

If you have a convincing reason for not predicting a direction, and use the one that is most likely to produce significant results.

If the research hypothesis or question does not make a clear directional prediction, then a two-tailed test would be appropriate.

This is because a two-tailed test will consider the possibility of significant results in both directions of the distribution.

And is more conservative in its estimation of significance.

If the research hypothesis or question does make a clear directional prediction, then a one-tailed test would be appropriate.

This is because a one-tailed test will only consider the possibility of significant results in one direction of the distribution.

And is more powerful in detecting significant results in that specific direction.

Therefore, the answer is to use a two-tailed test only if you have a convincing reason for not predicting a direction, and use the one that is most likely to produce significant results.

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Answer:

37/100

Step-by-step explanation:

Assuming you mean '0.37'

'0.37' is 37 hundredths.

37 would the the numerator and 100 would be the denominator.

\(\frac{37}{100}\)

Hope this helps.

Answer:

37/100

37%

Step-by-step explanation:

To convert 0.37 to fraction, follow these steps:

First write down the decimal number divided by 1 like this:

0.37

1

As we have 2 digits after the decimal point in the numerator, we need to multiply both the numerator and denominator by 102 = 100, so that there is no decimal point in the numerator

0.37 × 100

1 × 100

=

37

100

Hope this helps!

For the simple harmonic motion equation d=2 sin(pi/3t), the period is 6 seconds.

The period of a simple harmonic motion is the time taken for one complete cycle of the motion. In this equation, d represents the displacement or position of the object at time t. The equation is in the form of sin function with the argument (pi/3)t. The general form of the equation for simple harmonic motion is d=A sin(ωt+φ), where A is the amplitude, ω is the angular frequency, and φ is the phase angle. To determine the period of this motion, we can use the formula T=2π/ω, where T is the period and ω is the angular frequency. In this case, ω=pi/3, so the period is T=2π/(pi/3)=6 seconds (rounded to the nearest second). Therefore, the object completes one full cycle of motion every 6 seconds.

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Answer:

The first one would be the answer!

Step-by-step explanation:

318= 218+100 hope this helps:)

Answer:

The first choice

Step-by-step explanation:

318 - 100 = 218 so

218 + 100 must = 318

the first choice

Based on the information, it can be inferred that the information in the table is sufficient to determine that the accident rate does vary in the different months of the year because in some months there are fewer cases than in others.

Based on the information in the graph, it can be established that there is sufficient evidence to reject the statement about the distribution of fatal accidents between each month because there is not a constant occurrence of accidents throughout the year, for example, the month with the lowest accident rate is November with 9 cases and the month with the highest accident rate is August with 23 cases. The other months remain in ranges above 10 cases. Therefore, there is sufficient evidence to contradict the statement of the executive department.

According to the above information, the null hypothesis and the alternative hypothesis would be:

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Answer:Divide your speed in feet per minute by 60

Step-by-step explanation:

Answer:

Step-by-step explanation:

the area of a parallelogram is the same as a rectangle, well, uses the same formula. therefore it uses base × height.

for this equation we need to do 7.1 × 11.4

7.1 × 11.4 = 80.94

if you need to round the number to a whole number, it will be 81 because the first decimal digit is the number 9, and any decimal number 5 or up rounds up to the next number :D

good luck :)

-cheesetoasty

Answer:

y < x - 1

Step-by-step explanation:

First, we need to find the equation to represent the linear line. Since the slope is 1 and the y-intercept is -1, after substituting the values to m and b respectively, we would get y = x - 1. Since the shaded area is below the linear line and the line is dotted, not solid, the correct inequality is y < x - 1.

The list comprehension that contains elements with the desired values is [i**2 for i in x]

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

Twice the value of each element in the list variable x.

When the above is represented using loops, we have

for i in range(x)

  print(i**2)

When the code segment is converted to list comprehension, we have

[i**2 for i in x]

Hence, the list comprehension code is [i**2 for i in x]

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Complete question

Write a list comprehension that contains elements with the desired values. Use the name 'i' as the loop variable. Use parentheses around the expression or condition as necessary.

Twice the value of each element in the list variable x.

Answer:

your answer would be 14/48

Step-by-step explanation:

The ratio can be made into a pure number if both units are the same. 4 ft = 48" 14 inches to 4 feet therefore is 14 in/48 in = 7/24; this is a pure number ("dimensionless"). If you kept the two original numbers, the answer might be like a scale factor: 7 inches REPRESENTS 2 ft.

Much love from over here good luck :D

Answer:

M<1 = 131

M<2 = 49

Step-by-step explanation:

1. Alternate interior angles theorem

2. 180-131 = 49