Math, asked by mahipalsingh7377, 9 months ago

If cos3A = X, then value of X?

A) 4cos3A - 3cosA B) 4cos3A + 3cosA C) 3cosA - 4cos3A D) cosA + 4cos3A

Answers

Answered by vaishalidevakate52

0

Answer:

correct option is a) of the question

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