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If sin is 3/4 and tan is -3/4, then cos is ?
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If sin is 3/4 and tan is -3/4, then cos is ?

User ZacAttack
by
6.9k points

1 Answer

3 votes

Answer:


cos=1

Explanation:

Use the acronym SOH-CAH-TOA

sin =
(3)/(4)

So opposite is 3 and hypotenuse is 4.

tan =
(-3)/(4)

So opposite is -3 and adjacent is 4.

cos = adjacent/hypotenuse

cos =
(4)/(4)=1

User Yodit
by
6.7k points
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