7/22 as a decimal rounded to nearest hundreths ​

Answer:

Try doing it yourself

Step-by-step explanation:

Answer:

it's pretty easy

Step-by-step explanation:

They must sample 385 subscribers to obtained this interval.

What do you mean by sample?

An outcome of a random experiment is a sample. A random variable is sampled when we choose one particular value from its range of potential values.

According to the given question,

We have:

95% confidence interval for z-score is  1.96

Using this formula to find the number of  subscribers  they must sample to obtain this interval

n≥ (zσ/2 ÷ 2ME)²

Where:

n= Sample

zσ = Z-score

ME = margin of error

Let put in the formula,

n≥ [1.96 / 2(0.05)]²

n≥ [1.96 / 0.1]²

= (19.6)²

= 384.16

=385 (Rounded)

Therefore, they must sample 385 subscribers to obtained this interval.

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To calculate the cost using data from watts produced and watts per unit cost, you can follow these steps:

Determine the total watts produced: Multiply the watts produced by the number of units. Total Watts = Watts Produced × Number of Units

Calculate the cost per unit of electricity: Divide the total watts by the watts per unit cost. Cost per Unit = Total Watts / Watts per Unit Cost

Calculate the total cost: Multiply the cost per unit by the number of units. Total Cost = Cost per Unit × Number of Units

Here's an example to illustrate the calculation:

Let's say you have 10 solar panels, and each panel produces 200 watts. The cost per unit of electricity is $0.15 per watt.

Total Watts = 200 watts/panel × 10 panels = 2000 watts

Cost per Unit = 2000 watts / $0.15 per watt = $13.33 per unit

Total Cost = $13.33 per unit × 10 units = $133.33

Therefore, the total cost of electricity generated by the 10 solar panels would be $133.33.

By multiplying the watts produced by the number of units and dividing it by the watts per unit cost, you can determine the cost per unit. Multiplying the cost per unit by the number of units gives you the total cost.

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The quadrilateral with the given vertices is a Rhombus, the correct option is (D).

In the question, it is given that:

let us rename, the coordinates as A(0, 0), B(3, 2), C(6, 0), D(3, -2).

the distance between two points (x₁, y₁) and (x₂, y₂) can be calculated using the formula:

\(\text{d} = \sqrt{(\text{x}_2 - \text{x}_1)^2 + (\text{y}_2 - \text{y}_1)^2}\)

distance between A(0, 0) and B(3, 2) is

\(\text{AB} = \sqrt{(0 - 3)^ 2+ (0 - 2)^2}\)

\(\text{AB} = \sqrt{13}\)

distance between B(3, 2) and C(6, 0) is

\(\text{BC} = \sqrt{(3-6)^ 2+ (2 - 0)^2}\)

\(\text{BC} = \sqrt{13}\)

distance between C(6, 0) and D(3, -2) is

\(\text{CD} = \sqrt{(6-3)^ 2+ (0 - (-2))^2}\)

\(\text{CD} = \sqrt{13}\)

distance between D(3, -2) and A(0, 0) is

\(\text{DA} = \sqrt{(3-0)^ 2+ (-2-0)^2}\)

\(\text{DA} = \sqrt{13}\)

Notice that the sides of the quadrilateral are congruent, which is \(\sqrt{13}\).

Hence, The quadrilateral with the given vertices is a Rhombus.

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After considering the given data we conclude that the value obtained from solving the given expression is x/3, under the condition that the given expression is |x/3| in the range of x<0.

The absolute value function is describes as a function in algebra in which particularly the variable is inside the absolute value bars. The most commonly and generally used form of the absolute value function is f(x) = |x|, here x is a real number.
The absolute counted value considering a negative number is claimed always positive. So, if x < 0, then |x| = -x⁴.
Then, in the given expression, if x < 0, then |x/3| = |-x/3| = x/3.
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The expected value is the long-term average outcome of a random variable. It is calculated by multiplying each possible outcome by its probability and summing them up. In simpler terms, it represents the average value we expect to get over many trials.

The expected value is a concept in probability and statistics that represents the long-term average outcome of a random variable. It is also known as the mean or average. To calculate the expected value, we multiply each possible outcome by its probability and sum them up.

For example, let's say we have a fair six-sided die. The possible outcomes are numbers 1 to 6, each with a probability of 1/6. To find the expected value, we multiply each outcome by its probability:

Summing up these values gives us:

1/6 + 2/6 + 3/6 + 4/6 + 5/6 + 6/6 = 21/6 = 3.5

Therefore, the expected value of rolling a fair six-sided die is 3.5. This means that if we roll the die many times, the average outcome will be close to 3.5.

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Answer:

390 I think

Step-by-step explanation:

The total savings at the end of the third year will be approximately \(\$417,060.15\).

To calculate the total amount saved at the end of the third year, we need to determine the savings accumulated during each period and then sum them.

In the first 15 years, with a monthly savings of \(\$300\)and an annual interest rate of \(3.5\%\), we can use the future value of an ordinary annuity formula:

\(\[A = P \times \left(\frac{(1 + r)^n - 1}{r}\right)\]\)

where:

- \(A\)is the accumulated savings

- \(P\) is the monthly savings amount

- \(r\) is the monthly interest rate (\(3.5\% / 12\))

- \(n\) is the total number of months (15 years x 12 months/year)

Calculating the first 15-year savings:

\(\[A_1 = 300 \times \left(\frac{(1 + \frac{0.035}{12})^{15 \times 12} - 1}{\frac{0.035}{12}}\right)\]\)

In the next 15 years, with a monthly savings of \(\$650\) and an annual interest rate of \(6.5\%\), we can use the same formula:

Calculating the next 15-year savings:

\(\[A_2 = 650 \times \left(\frac{(1 + \frac{0.065}{12})^{15 \times 12} - 1}{\frac{0.065}{12}}\right)\]\)

Finally, to find the total savings at the end of the third year, we sum the accumulated savings from the first and second periods:

\(\[A_{\text{total}} = A_1 + A_2\]\)

To calculate the total savings at the end of the third year, we first need to find the accumulated savings for the two periods.

Calculating the accumulated savings for the first 15 years:

\(\(A_1 = 300 \times \left(\frac{{(1 + \frac{{0.035}}{{12}})^{{15 \times 12}} - 1}}{{\frac{{0.035}}{{12}}}}\right) \approx 68,081.80\)\)

Calculating the accumulated savings for the next 15 years:

\(\(A_2 = 650 \times \left(\frac{{(1 + \frac{{0.065}}{{12}})^{{15 \times 12}} - 1}}{{\frac{{0.065}}{{12}}}}\right) \approx 348,978.35\)\)

Now, we can find the total savings at the end of the third year:

\(\(A_{\text{{total}}} = A_1 + A_2 \approx 68,081.80 + 348,978.35 = 417,060.15\)\)

Therefore, the total savings at the end of the third year will be approximately \(\$417,060.15\).

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If you Saving $300/month for 15 years at 3.5%, then $650/month for another 15 years at 6.5%, will yield approximately $21,628.59 after three years.

To calculate the total amount you will have at the end of the third year, we can follow these steps:

1. Calculate the future value of the first saving period:

Using the formula for compound interest:

\(\[ \text{Future Value} = P \times \frac{{(1 + r)^t - 1}}{r} \]\)

Where:

\(\( P \)\) = Monthly savings amount

\(\( r \)\) = Annual interest rate (as a decimal)

\(\( t \)\) = Time period in years

For the first saving period:

\(\( P = \$300.00 \)\)

\(\( r = 0.035 \)\) (3.5% annual interest rate)

\(\( t = 15 \)\) (years)

Future Value of the first saving period:

\(\[ \text{Future Value} = \$300.00 \times \frac{{(1 + 0.035)^{15} - 1}}{0.035} \]\)

2. Calculate the future value of the second saving period:

For the second saving period:

\(\( P = \$650.00 \)\)

\(\( r = 0.065 \)\) (6.5% annual interest rate)

\(\( t = 15 - 3 = 12 \)\) (remaining years after the first saving period)

Future Value of the second saving period:

\(\[ \text{Future Value} = \$650.00 \times \frac{{(1 + 0.065)^{12} - 1}}{0.065} \]\)

3. Calculate the total future value at the end of the third year:

Total Future Value = Future Value of the first saving period + Future Value of the second saving period

The calculations for the total amount you will have at the end of the third year are as follows:

Future Value of the first saving period:

\(\[ \text{Future Value of the first saving period}\) = \(\$300.00 \times \frac{{(1 + 0.035)^{15} - 1}}{{0.035}} \approx \$7,648.63\)

Future Value of the second saving period:

\(\[ \text{Future Value of the second saving period}\) = \(\$650.00 \times \frac{{(1 + 0.065)^{12} - 1}}{{0.065}} \approx \$13,979.96\)

Total Future Value at the end of the third year:

\(\[ \text{Total Future Value}\) = \(\text{Future Value of the first saving period} + \text{Future Value of the second saving period}\)

\(\[ \approx \$7,648.63 + \$13,979.96 \approx \$21,628.59 \]\)

Therefore, If you Saving $300/month for 15 years at 3.5%, then $650/month for another 15 years at 6.5%, will yield approximately $21,628.59 after three years.

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Therefore, the correct expression of the density, rounded to three significant figures, would be 2.46 g/cm³.

To express a density value to three significant figures, you need to consider the number of significant figures in the given data or measurement.

For example, if the given data or measurement has four significant figures, you would round the density value to three significant figures.

Let's consider an example:

Suppose the density of a substance is measured as 2.456 grams per cubic centimeter (g/cm³). To express this density value to three significant figures, you would round it to the nearest thousandth:

2.456 g/cm³ rounded to three significant figures is 2.46 g/cm³.

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The expression 2^7 times 19 can be simplified by first evaluating the exponential term, 2^7, which is equal to 128. Therefore:2^7 times 19 = 128 * 19We can then evaluate the product of 128 and 19 using multiplication. When we do that, we get:2^7 times 19 = 2432Therefore, the choice that is equivalent to the expression 2^7 times 19 is 2432

Answer:

=>A. -6x - 4

Step-by-step explanation:

=>-4(x + 2) - 2x + 4

=> -4x-8-2x+4

=> -6x-4

Answer:

20 n + 5

Step-by-step explanation:

15 n + 5n + 5

15n + 5n = 20n

(20n + 5)

Answer:

21.49 im not so good at explanations for this type of math but hopefully this answer is right ...

The plant root is growing at a rate of 3.81 centimeters per month.

To find the number of centimeters that the plant root is growing per month, you need to convert the number of inches to centimeters. One inch is equal to 2.54 centimeters, so to convert from inches to centimeters, you need to multiply the number of inches by 2.54.

In this case, the plant root grows 1.5 inches per month. Multiplying this by 2.54 gives us 3.81 centimeters, which is the correct answer. Therefore, the plant root is growing at a rate of 3.81 centimeters per month.

The other answer choices are not correct because they do not give the correct number of centimeters that the plant root is growing per month.

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A particular plant root grows 1.5 inches per month, then 3.81 centimeters the plant root are growing per month.

In the given question, a particular plant root grows 1.5 inches per month.

We have to find how many centimeters the plant root is growing per month.

As we know that 1 inch = 2.54 centimeters

To convert 1.5 inches in centimeters we multiply 1.5 by 2.54 because in 1 inch has 2.54 centimeters. After multiply we can easily find the answer in centimeters.

So 1.5 inch = 1.5*2.54 centimeters

1.5 inch = 3.81 centimeters

Hence, a particular plant root grows 1.5 inches per month, then 3.81 centimeters the plant root are growing per month.

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Answer:

y=13.15x+14

Step-by-step explanation:

That is the equation, if you need the graph lmk

Answer:

?=14+13.15x

14+13.15x=?

?=13.15x+14

13.15x+14=?

Answer:

congruent

Step-by-step explanation:

if we look at the polygon above, hmmm is a Heptagon, or namely it has 7 sides so

\(\underset{in~degrees}{\textit{sum of all interior angles}}\\\\ S = 180(n-2) ~~ \begin{cases} n=\stackrel{number~of}{sides}\\[-0.5em] \hrulefill\\ n=7 \end{cases}\implies S=180(7-2)\implies S=900\)

divisor by the quotient and adding the remainder.When performing polynomial long division, the divisor is multiplied by the quotient, and the resulting product is added to the remainder.

If the answer is correct, this addition should yield the original dividend.

Here's a step-by-step process to check the answer after polynomial long division:

Perform polynomial long division, dividing the dividend by the divisor. This process involves dividing the terms of the dividend by the highest degree term of the divisor and subtracting the result from the dividend.

Write down the quotient obtained from the division process.

Multiply the divisor by the quotient obtained in step 2.

Add the product obtained in step 3 to the remainder obtained during the division process.

The sum obtained in step 4 should be equal to the original dividend. If the sum matches the dividend, it indicates that the polynomial long division was performed correctly.

By performing this check, you can verify whether the answer obtained through polynomial long division is correct or not.

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Answer:

1*3 = 1+7(3) = 22

5*22 = 5+ 7(22) = 159

159 is your answer.

hope this helps!

The value of expression 5 × ( 1 × 3 ) is, 159.

Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.

We have to given that;

⇒ m × n means (m + 7n).

Now, We can find the value of 5 × ( 1 × 3 ) as,

⇒ 5 × ( 1 × 3 )

⇒ 5 × (1 + 7×3)

⇒ 5 × (1 + 21)

⇒ 5 × 22

⇒ 5 + 7 × 22

⇒ 5 + 154

⇒ 159

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The derivative of the function g(x) = (x² - x + 1\()^1^0\) * (tan(x))³ is g'(x) = 10(x² - x + 1)⁹ * (2x - 1) * (tan(x))³ + 3(x² - x + 1\()^1^0\) * (tan(x))² * sec²(x).

To find the derivative of the given function g(x), we can apply the product rule and the chain rule. Let's break down the function into its constituent parts: f(x) = (x² - x + 1\()^1^0\) and h(x) = (tan(x))³.

Using the product rule, the derivative of g(x) can be calculated as g'(x) = f'(x) * h(x) + f(x) * h'(x).

First, let's find f'(x). We have f(x) = (x² - x + 1\()^1^0\), which is a composite function. Applying the chain rule, f'(x) = 10(x² - x + 1\()^9\) * (2x - 1).

Next, let's determine h'(x). We have h(x) = (tan(x))³. Applying the chain rule, h'(x) = 3(tan(x))² * sec²(x).

Now, we substitute these derivatives back into the product rule formula:

g'(x) = f'(x) * h(x) + f(x) * h'(x)

       = 10(x² - x + 1)² * (2x - 1) * (tan(x))³ + 3(x² - x + 1\()^1^0\)* (tan(x))² * sec²(x).

In summary, the derivative of the function g(x) = (x² - x + 1\()^1^0\) * (tan(x))³ is g'(x) = 10(x² - x + 1)⁹  * (2x - 1) * (tan(x))³ + 3(x² - x + 1\()^1^0\) * (tan(x))² * sec²(x).

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The direction and by how many units should f(x) be shifted to match g(x) is Left by 6 units. Option C

To determine the direction and magnitude of the shift needed for f(x) to match g(x), we can compare the corresponding values of f(x) and g(x) in the table.

For x = -2, f(x) = 4 and g(x) = 64.

For x = -1, f(x) = 1 and g(x) = 49.

For x = 0, f(x) = 0 and g(x) = 36.

For x = 1, f(x) = 2 and g(x) = 25.

For x = 2, f(x) = 4 and g(x) = 16.

By comparing the values, we can observe that the graph of f(x) is shifted to the right compared to g(x). To match the graph of g(x), we need to shift f(x) to the left.

The magnitude of the shift can be determined by the difference in x-values between the corresponding points of f(x) and g(x).

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I hope this is what it’s asking for…

13x+4+?=50

13x+?=46

Answer:

unknown length: 46 - 13x

Explanation:

Let the unknown side be s.

s + 13x + 4 = 50

s = 50 - 13x - 4

s = 46 - 13x

Answer:

36 possible outcomes

Step-by-step explanation:

In order to calculate the total number of possible outcomes, you need to multiply the number of options in each category with one another. For example, the categories have the following number of possible choices...

Games: 3 choices

Food: 3 choices

Movies: 4 choices

Now we simply multiply these three values together to get the total number of possible party outcomes.

3 * 3 * 4 = 36 possible outcomes

Subtract 4 from both sides of the equation, then subtract f from both sides and divide both sides by -7/2 to solve for f.

In order to solve for f, the equation must be manipulated to isolate it on one side of the equation. To do this, the equation must be manipulated algebraically. First, subtract 4 from both sides of the equation. This will move the constant part to the other side of the equation, leaving only the f on the left side. Then, subtract f from both sides, which will move the f to the other side and leave only the constant on the left side. Finally, divide both sides of the equation by -7/2. This will move the coefficient of f to the other side and will leave only f on one side of the equation, thus isolating it. The resulting answer is f=1. This process of manipulating the equation algebraically is called solving the equation for f.

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Answer:

∠I ≅ ∠F

Step-by-step explanation:

Since, F is common vertex in the sides GF and FE of triangle FGE and I is common vertex in the sides IJ and IH of triangle IJH.

Hence, ∠I ≅ ∠F will be the required information to prove that △FGE ~ △IJH by the SAS similarity theorem.

The other information needed to prove that △FGE ~ △IJH by the SAS similarity theorem will be  ∠I ≅ ∠F

The ratio of similar sides of similar triangles are equal.

According to the given question, the angle F serves as a common vertex with the sides GF and FE of triangle FGE and also I serve as the common vertex with the sides IJ and IH of triangle IJH.

The other information needed to prove that △FGE ~ △IJH by the SAS similarity theorem will be  ∠I ≅ ∠F

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Answer:

314

Step-by-step explanation:

3.14*10^2=314

Have a great day! :)

and can I maybe have brainliest?

Thanks!

Answer:

_____________________________

hope it helps you

Answer:

.15¢

Step-by-step explanation:

1.20$ total divided by 8 and its .15¢

Answer:

Step-by-step explanation:

The graph of this function begins in Quadrant IV and rises rapidly, then continues rising in Quadrant I at a slower pace.  The range is (-infinity, infinity).

The range of the value is given as all sets of real numbers.

We have been given the function f(x)= log2(x-6)

Given that it is a logarithmic function, there would be no definition for any negative numbers.

We have 2(x-6)>0

x-6>0

x is greater than 6

The Domain of f(x) is then given as any real number

The Range of the function is all of the possible values of f(x) after it has been substituted into the given function

i.e. Range of f(x) is therefore the set of all real numbers.

Complete question

What is the range of y=log2(x-6)?

A. all real numbers not equal to 0

B. all real numbers less than 6

C. all real number greater than 6

D. all real numbers

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