3 years ago

The angle θ lies in quadrant ii. cos θ = -2/3 what is tan θ?

Mathematics

1 answer:

Alina [70]3 years ago

5 0

Answer:

-√5/2

Explanation: I took the quiz.

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Please help, i need to raise my grade

Dmitrij [34]

Answer:

$r=\dfrac{v^2}{a}$

Step-by-step explanation:

To isolate r, we're going to need to do some algebraic manipulation.

$a=\dfrac{v^2}{r}$

Multiply both sides by r:

$a\cdot r=v^2$

Divide both sides by a:

$r=\dfrac{v^2}{a}$

Hope this helps!

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3 years ago

A textbook store sold a combined total of 368 psychology and sociology textbooks in a week. The number of psychology textbooks s

OLga [1]

Step-by-step explanation:

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Sociology books = 92.

Psychology books = 3 times sociology books

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Total = 276 + 92 = 368

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4 years ago

Joseph says that the number 9999999 all the digits have the same value

mash [69]

There all 9's therefore they all have the same value

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X/2.1 = -1.8<br><br> Show your work and check it (write it out plz)

Lerok [7]

X = -1.8 * 2.1
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