if sin2A = 2sinA
then find the value of A ???
Answers
Answered by
1
A = 0 degree.......
gurudeep87:
how to prove it
Answered by
1
sin2A =2sinA
2sinAcosA=2sinA
cosA=1
A=cos^-1 (1)
A =0°
#BeBrainly
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