Math, asked by rajvaiskiyar123gmail, 1 year ago

sin²(15+A)- sin²(15-A)

Answers

Answered by supriyam

3

(sin15cosA+cos15sinA)2- (sin15cosA-cos15sinA)2
=(2sin15cosA)(2cos15sinA)
=4sin15cosAcos15sinA

hope it helps u

rajvaiskiyar123gmail: answer comes out to be 1/2sin2A

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