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Evaluate cos2θ for cosθ =3/2 .

User Accatyyc
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2 Answers

4 votes

Answer:

(square root of 3/2)^2 = 3/4

User GarlicBread
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2 votes

Answer:

I'm not certain, but if we're substituting the value of the variable and simplifying than it should be 3/4.

User Stklik
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