Quantitative aptitude

If 2 cosθ =x+1/x , Find 2cos3θ

April 3, 2024

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If 2 cosθ =x+1/x , Find 2cos3θ

If 2 cosθ =x+1/x , Find 2cos3θ?

Answer: Option B

Sol:

If 2 cosθ =x+1/x , Find 2cos3θ

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If 2 cosθ =x+1/x , Find 2cos3θ

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