Q-1 if x+y+z=pi/2 show that sin2x+sin2y+sin2z=4cosxcosycosz
Asked by napaliwal
10th May 2018,
7:53 AM
Answered by Expert
Answer:
Sin 2x +sin 2y ........use (sin A + sin B)
Sin 2z =2sin z cos z
Answered by Expert
13th May 2018,
8:49 AM
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