Math, asked by adithyanpv8, 1 month ago

prove that sin6x+sin2x= 2sin4x cos2x

Answers

Answered by sandy1816

3

Answer:

[using sinC+sinD=2sin(C+D/2)cos(C-D/2)]

sin6x+sin2x

=2sin(6x+2x/2)cos(6x-2x/2)

=2sin4xcos2x

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