Math, asked by zeeshanakhtar5pdpbmh, 1 year ago

if sin2a=2sina*cosa
So, sin4a=?

Answers

Answered by Biswajeetkr

0

sin4a= sin 2(2a)
=2sin2a*cos2a
=2(2sina*cosa)(1-2sin^2a)

Answered by Sorrybro

1

this is your answer
ok

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