Question

if sin 2 A = 2sin A , find. the value of A

Answer 1

2sinAcosA=2sinA
CosA=1
A=0
$0$

Answer 2

Given,

We know that sin2A= 2sinA.cosA
So,
sin 2 A = 2sin A
→ 2sinA.cosA= 2sinA
→cosA= 1
→cosA= cos0
→A= 0
>>>>
Hope it helped you!!