Question

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

Answer 1

Step-by-step explanation:

A=0

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Answer 2

Answer:

0

Step-by-step explanation:

sin 2A= 2 sin A cos A

sin 2(0)= 2 sin 0 cos 0

sin 0 = 2 × 0 × 1

0 = 0

LHS = RHS

Hence proved

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