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3 years ago

7

You want to compute a 90% confidence interval

1 answer:

Vesnalui [34]3 years ago

7 0

Answer:

you do it your self just saying you good at it believe in yourself

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Write the following in terms of sin θ only.<br> cot θ

sveta [45]

$\bf cot(\theta)=\cfrac{cos(\theta)}{sin(\theta)}
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sin^2(\theta)+cos^2(\theta)=1\implies cos^2(\theta)=1-sin^2(\theta)
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cos(\theta)=\pm\sqrt{1-sin^2(\theta)}\\\\
-----------------------------\\\\
cot(\theta)=\cfrac{cos(\theta)}{sin(\theta)}\implies cot(\theta)=\cfrac{\pm\sqrt{1-sin^2(\theta)}}{sin(\theta)}$

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3 years ago

HELP DUE IN 10 MINS! Use the Pythagorean Theorem to solve for x.

irakobra [83]

Answer:

B. 5sqrt(2)

Step-by-step explanation:

x² = 4² + (√34)²
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Vitek1552 [10]

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The product of two numbers is 21. If the first number is -3 which equation respents this situation and what is the second number

Vaselesa [24]

Let the second no. be x

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1 year ago

The ages of four groups of 10 workers at a factory are shown, which group has the largest mean absolute deviation?

k0ka [10]

I think group 1 if it is wrong then write is comment box

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