if sin2A = 2sinA then the value of Ais*
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Answered by
2
If Sin2A = 2 sinA then the value of A is 0
LHS
Sin2A
=Sin2×0⁰
=Sin0⁰
=0
RHS
2sinA
=2sin0⁰
=2×0
=0
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Answered by
0
Answer:
A=0
Step-by-step explanation:
sin2A=2sinA
2sinAcosA=2sinA(using expansion sin2A=2sinAcosA
cosA=1
A=0
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