Math, asked by ssambit882, 10 months ago

cos2A=sin3A.find the value of A

Answers

Answered by pallavisrinivas2004

0

Answer:

cos 2A = sin 3A

sin ( 90°- 2A) = sin 3A.

90° - 2A = 3A

90° = 5A

A= 18°

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