13 more than four times a number is -93

Answer:

180 - 70 = 110 degrees

Step-by-step explanation:

180 is half a circle, so the half minus 70 is 110

Answer: 1

Anything to the 0 power is 1

Step-by-step explanation:

Answer:

1

Step-by-step explanation:

As you may already know, the number (the base) to the power (the exponent) is how many times you multiply the base. For instance:

3² = 3 * 3

3³ = 3 * 3 * 3

However, anything to the zeroth power is 1.

Why?

Well, for those above examples, take 3², you can also write it as:

3² = 1 * 3 * 3

It's just 1 times how many of that number. In 3 squared, there are twos 3's, not to be confused with 3 * 2.

In 3 to the zeroth power, there are zero 3's:

3° = 1

Now it has only the one.

This is just the way I was taught to think about it, but I'm sure there's a better explanation than mine.

Answer:

gas after 2 hours would be 11 I dont get the t hours part

Answer:

....try t out

The answer is 40

Answer:

Quotient=42

Step-by-step explanation:

So, on solving the provided question we can say that by probability we have \(256.014\)= sample mean for 80th percentile

Probability theory, a subfield of mathematics, gauges the likelihood of an occurrence or a claim being true. An event's probability is a number between 0 and 1, where approximately 0 indicates how unlikely the event is to occur and 1 indicates certainty. A probability is a numerical representation of the likelihood or likelihood that a particular event will occur. Alternative ways to express probabilities are as percentages from 0% to 100% or from 0 to 1. the percentage of occurrences in a complete set of equally likely possibilities that result in a certain occurrence compared to the total number of outcomes.

\(P(x < 240)\)

Transform to z score =  (sample mean - population mean)/(standard deviation(std)\(/sample size^0.5)\)

\(P(z < (240-250)/(50/49^0.5)\)

\(P(z < -1.4) = 0.0808\)

z-score corresponding to 80th percentile is 0.842

0.842 = (sample mean -\(250)/(50/49^0.5)\)

\(6.014\) = sample mean - \(250\)

\(256.014\)= sample mean for 80th percentile

To know more about probability visit:

https://brainly.com/question/11234923

#SPJ4

The  dental hygienist compute "critical value" during the process of hypothesis testing, the dental hygienist computes a value based on the significance level and test type.

During the hypothesis testing process, the dental hygienist would first choose a significance level (such as 0.05) and a test type (such as a one-tailed test in this case). Based on the significance level and degrees of freedom (which depend on the sample size and assumed population standard deviation), the hygienist would then look up the critical value from a t-distribution table.

The critical value represents the cutoff point beyond which the null hypothesis (in this case, that the average number of cavities is not more than 3) would be rejected. If the test statistic (calculated from the sample data) falls within the rejection region (determined by the critical value), the hygienist would reject the null hypothesis and conclude that there is evidence to support the claim that the average number of cavities is more than 3.

To know more about critical value,

https://brainly.com/question/30168469

#SPJ11

 The limit, as n approaches infinity, of the summation of cos(xi)∆x / xi from i = 1 to n over the interval [2π, 5π], can be expressed as the definite integral of cos(x)/x from 2π to 5π.

To express the given limit as a definite integral, we need to recognize that the limit is equivalent to the Riemann sum of the function cos(x)/x over the interval [2π, 5π]. The Riemann sum approximates the area under the curve of the function by dividing the interval into smaller subintervals and summing the values of the function at each subinterval.
In this case, as n approaches infinity, the interval [2π, 5π] is divided into n subintervals, each with width ∆x = (5π - 2π)/n = 3π/n. The xi values represent the endpoints of these subintervals. The function cos(xi)∆x / xi is evaluated at each xi, and the sum is taken over all the subintervals from i = 1 to n.
As n tends to infinity, the Riemann sum converges to the definite integral of cos(x)/x over the interval [2π, 5π]. Therefore, the given limit can be expressed as the definite integral from 2π to 5π of cos(x)/x.

learn  more about limit here
https://brainly.com/question/12383180

#SPJ11

the complete question is:
Express the limit as a definite integral on the given interval. lim n→[infinity] summation i is from 1 to n cos(xi)∆x /xi [2π, 5π] = integral 2π to 5π ???

C. No, the graph fails the vertical line test

Functions describe the relationship between the dependent variable, y, and the independent variable, x.

Functions

For a graph to be a function, x-values cannot repeat. This means that one x-value cannot have more than one y-value.

However, functions can have repeating y-values. So, y-values can have more than one x-value; as seen in quadratic functions. This means that answer B cannot be correct.

Vertical Line Test

The vertical line test is a way to determine if a graph is a function. A graph passes the vertical line test if you can draw a vertical line at every point on the coordinate plane and not have it intersect with the graph more than once.

On the graph in the question, a vertical line would intersect with the graph twice at the x-values greater than -1. Since the graph fails the vertical line test, it is not a function.

Answer:

To find the average rate of change, we divide the change in the output value by the change in the input value. The Greek letter Δ (delta) signifies the change in a quantity; we read the ratio as “delta-y over delta-x” or “the change in y divided by the change in x”.

Answer:

Find the average rate of change of the function

A General Note: Rate of Change

The units on a rate of change are “output units per input units.” The average rate of change between two input values is the total change of the function values (output values) divided by the change in the input values.

Answer:

1

Step-by-step explanation:

1 times anything equals the opisite number but in this case you are multiplying 1 by itself 999999999999 times and that equals 1

Answer:

16. 68

17. 97

18. 81

19. 96

20. 84.2

Step-by-step explanation:

A stem in a stem and leaf plot represents the tens place, and the leaf represents the ones place. The dat represented by the graph is the same exact as the numbers:

68, 75, 77, 79, 80, 82, 92, 96, 96, 97

Just by looking at the data, the minimum is 68 and the maximum is 97.

Next, to find the median, we can cross off the same amount of numbers from both sides until we are left with only two,:

68, 75, 77, 79,   80, 82,    92, 96, 96, 97

To find the median, we just find the mean of 80 and 82, which is 81.

The mode is the number that repeats the most, and that number is 96.

Lastly, to find the mean, we add up all the numbers and divide them by the amount of numbers:

(68 + 75 + 77 + 79 + 80 + 82 + 92 + 96 + 96 + 97) / 10

842 / 10

84.2 would be the mean.

The radius is approximately 3.78 inches.

We can solve the question using the formula for the surface area of a sphere:

S=4πr^2

We are given that the surface area is 225 square inches, so we can substitute this value into the formula and solve for r:

\(225=4\pi r^2\frac{225}{4\pi}\)

      = r^2

r={{225}{4π}}

approx  3.78

A sphere does not have any edges or vertices, like other 3D shapes. The points on the surface of the sphere are equidistant from the center.

Hence, the distance between the center and the surface of the sphere are equal at any point. This distance is called the radius of the sphere.

The Radius of a circle or sphere is equal to the Diameter divided by 2.

Learn more about Diameter

https://brainly.com/question/28162977

#SPJ11

Answer:

point D y F ese el la respuesta

Margin of Error = 1.96 * (6 / √10) ≈ 1.96 * 1.9 ≈ 3.72. So, the margin of error for the 95% confidence interval is approximately 3.72, rounded to 2 decimal places.

To find the margin of error, we first need to calculate the standard error:
standard error = sample standard deviation / square root of sample size
standard error = 6 / sqrt(10)
standard error = 1.8974
Next, we can use the formula for margin of error:
margin of error = critical value * standard error
Since we want a 95% confidence interval, our critical value is 1.96 (from a standard normal distribution table).
margin of error = 1.96 * 1.8974
margin of error = 3.72
Therefore, the margin of error for the mean customer satisfaction index is 3.72. Rounded to 2 decimal places, the answer is 3.72.

To calculate the margin of error for a 95% confidence interval, we will use the following formula:
Margin of Error = Z-score * (Sample Standard Deviation / √Sample Size)
In this case, the Z-score for a 95% confidence interval is 1.96, the sample standard deviation is 6, and the sample size is 10.
Margin of Error = 1.96 * (6 / √10) ≈ 1.96 * 1.9 ≈ 3.72
So, the margin of error for the 95% confidence interval is approximately 3.72, rounded to 2 decimal places.

To learn more about margin of error, click here:

brainly.com/question/29101642

#SPJ11

Answer:

Step-by-step explanation:

Answer:

20

Step-by-step explanation:

length x width = area

4 x 5 = 20

(not 100% sure, but I hope this helps)

Answer:

he number only.

Assume that segments that appear to be tangent are tangent.

Step-by-step explanation:

I hope this helps you

take both of sides paranthesis square

(2a+7b)^2=(11)^2

4a^2+2.4a.7b+49b^2=121

4a^2+49b^2+56.2=121

4a^2+49b^2=9

Answer:

65

Step-by-step explanation:

Please see the attached picture for full solution.

(a) (A∪B)^c represents the complement of the union of sets A and B. It consists of all values in Ω that do not belong to either A or B. (b) A∪B^c represents the union of set A and the complement of set B. It includes elements that are either in A or not in B.

(c) (A∩B^)c represents the complement of the intersection of set A and the complement of set B. It includes elements that are not common to both A and the complement of B.

(a) (A∪B)^c: This set represents the complement of the union of sets A and B. It includes all elements in the universe Ω that are not in either A or B. In other words, it consists of all values of x in the range 0 to 2 that do not fall within the intervals [0.5, 1] or [0.25, 1.5].

(b) A∪B^c: This set represents the union of set A and the complement of set B. It includes all elements that are either in set A or not in set B. In this case, it consists of all values of x in the range 0 to 2 that fall within the interval [0.5, 1], as well as any values outside the interval [0.25, 1.5].

(c) (A∩B^)c: This set represents the complement of the intersection of set A and the complement of set B. It includes all elements in the universe Ω that are not common to both A and the complement of B. In this case, it consists of all values of x in the range 0 to 2 that are either outside the interval [0.5, 1], or within the interval [0.25, 1.5].

To know more about union of set, click here: brainly.com/question/30748800

#SPJ11

The area of a circle with a radius r is given by the following formula:

In this case we know that the diameter is 8cm which means that its radius is 4cm. Using 3.14 for pie we get:

Then the answer is 50.24 cm².

In conclusion, to compute the chi-square value, we need to know the number of categories and use the appropriate formula or table to find the critical value. The degrees of freedom (df) will be equal to the number of categories minus one (df = k-1).

In the given question, we need to compute the chi-square value to determine the upper bound of the interval. The chi-square value depends on the degrees of freedom (df). To calculate it, we need to know the significance level (α) and the number of categories (k).

Since the question does not provide information about the number of categories, we cannot determine the exact degrees of freedom. However, we can assume that the number of categories is given, and proceed accordingly.

Assuming k is the number of categories, the degrees of freedom (df) will be (k-1).

For example, if there are 5 categories, the degrees of freedom will be (5-1) = 4.

The chi-square value is computed using a chi-square distribution table or a calculator. By using the significance level (α) and the degrees of freedom (df), we can determine the critical value.

In conclusion, to compute the chi-square value, we need to know the number of categories and use the appropriate formula or table to find the critical value. The degrees of freedom (df) will be equal to the number of categories minus one (df = k-1).

To know more about chi-square visit:

https://brainly.com/question/32595988

#SPJ11

Answer:

Just subtract 155 from 15 and divide that number what you got from 155 - 15 and divide it to 35.

Step-by-step explanation:

I dont know how much months are there so how much months you divide it from 35.

Answer:

A,b and d

Step-by-step explanation:

Given:

Numbers on die = 1, 2, 3, 4

Colors on board = Red, Green, Blue, Orange (equal sized sections)

To find:

The number of different possible outcomes are there if she rolls a fair die in the board.

Solution:

According to the given information,

The total possibilities for numbers = 4

Total possibilities for colors = 4

Total possibilities = Possibilities for number × Possibilities for colors

                             = \(4\times 4\)

                             = \(16\)

So, total 16 possible outcomes are there if she rolls a fair die in the board.

Let Red=R, Green=G, Blue=B, Orange=O, then list of total possible outcomes is:

{1R,1G,1B,1O,2R,2G,2B,2O,3R,3G,3B,3O,4R,4G,4B,4O}

Therefore, the total possible outcomes are 16 and the lies of outcomes is {1R,1G,1B,1O,2R,2G,2B,2O,3R,3G,3B,3O,4R,4G,4B,4O}.

Answer: 8

Step-by-step explanation:

i saw one like the answser it said do 4 x 4 and got 16 then i answer it and got it wrong so i did 4 plus 4

Step-by-step explanation:

4) lower, greater

5) The precision of the instrument would be 0.1 cm

Current liabilities: $132,000; Merchandise Inventory: $198,000; New current ratio: 2.7; New working capital: $440,000; New current ratio: 2.6; New working capital: $272,000; New acid-test ratio: 1.3

To determine the current liabilities, we can multiply the current ratio (2.5) by the working capital ($330,000). Thus, the firm has $825,000 in current liabilities. Since the acid-test ratio is 1.5, we know that the only current assets considered are Cash, Accounts Receivable, and Merchandise Inventory. Therefore, the firm must have $330,000 - ($330,000/1.5) = $220,000 in Merchandise Inventory.

After collecting the account receivable of $107,000, the new current ratio will be (working capital + $107,000) / (current liabilities). The working capital will increase to $437,000, resulting in a new current ratio of 2.5.

When paying the account payable of $58,000, the new current ratio will be (working capital - $58,000) / (current liabilities). The working capital will decrease to $272,000, leading to a new current ratio of 1.8.

When selling inventory for $61,000 (which was purchased for $50,000), the new acid-test ratio will be (current assets - Inventory) / (current liabilities). The current assets will decrease by $50,000, resulting in a new acid-test ratio of 1.2.

Learn more about liabilities

brainly.com/question/18484315

#SPJ11

Answer:

The answer is C.

Step-by-step explanation:

The simplest form is C.

Answer:

c)2 x 2 x 5 x 5 x 5

\(500 \\ \frac{500}{5} = 100 \\ \frac{100}{5} = 20 \\ \frac{20}{2} = 10 \\ \frac{10}{2} = 5 \\ \frac{5}{5} = 1\\ \)

Rewrite the denominators

2 x 2 x 5 x 5 x 5

The Macaulay duration of a bond is a measure of the weighted average time until the bond's cash flows are received.

To calculate the Macaulay duration, we need the bond's cash flows and the yield to maturity. In this case, the bond has a coupon rate of 12 percent, sells at a yield to maturity of 14 percent, and matures in 15 years. The second paragraph will explain how to calculate the Macaulay duration.

To calculate the Macaulay duration, we need to determine the present value of each cash flow and then calculate the weighted average of the cash flows, where the weights are the proportion of the present value of each cash flow relative to the bond's price.

In this case, the bond has a coupon rate of 12 percent, so it pays 12 percent of its face value as a coupon payment every year for 15 years. The final cash flow at maturity will be the face value of the bond.

To calculate the present value of each cash flow, we discount them using the yield to maturity of 14 percent.

Next, we calculate the weighted average of the cash flows by multiplying each cash flow by its respective time until receipt (in years) and dividing by the bond's price.

By performing these calculations, we can determine the Macaulay duration, which represents the weighted average time until the bond's cash flows are received.

Learn more about Macaulay duration here:

https://brainly.com/question/32399122

#SPJ11