Math, asked by harshapriyareddy01, 11 months ago

sin 2A= 2sin A is true when A =

Answers

Answered by 217him217

4

Step-by-step explanation:

sin2A = 2sinA

=> 2sinAcosA = 2sinA

=> cosA = 1

=> A = 0..

Answered by RpRai1753

2

Step-by-step explanation:

sin2A=2sinA

2sinA*cosA=2sinA

cosA=2sinA/2sinA

cosA=1

A=0

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