3 years ago

What is the value of the expression? -11³

Mathematics

1 answer:

AlexFokin [52]3 years ago

8 0

the answer is -1331

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Paolo paid $28 for a hat that was originally priced at $35. By what percent was the hat discounted?

svetoff [14.1K]

28*100=2800
2800÷35=80
80%

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What is the y-intercept of the equation of the line that is perpendicular to the line y = x + 10 and passes through the point (1

Svetlanka [38]

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Annual salary plus bonus data for chief executive officers are presented in the BusinessWeek Annual Pay Survey. A preliminary sa

Anuta_ua [19.1K]

Answer:

175

Step-by-step explanation:

The sample size n in Simple Random Sampling is given by

$\bf n=\frac{z^2s^2}{e^2}$

where z = 1.96 is the z-score associated with a 95% confidence level ans s the standard deviation.

Replacing values

$\bf n=\frac{(1.96)^2(675)^2}{(100)^2}=175$

So, there should be 175 chief executive officers in a sample if we want to estimate the population mean annual salary plus bonus with a margin of error of $100,000

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3 years ago

39=1 3/10b what will be the answer show work

Lubov Fominskaja [6]

1 3/10·b=39
(1·10+3)·b/10=39
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Answer: 30

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3 years ago

State the domain of the following relation and state if it is a function. (2, 4), (8, 6), (5, 5), (2, 7), (4, 5)

Makovka662 [10]

NOT a function ......................... :)

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