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howellsamiya howellsamiya
  • 27-01-2017
  • Mathematics
Answered

verify the identity sin^2(x/2)=(1-cosx)/2

Verified Answer :

kearriedavis
kearriedavis kearriedavis
  • 27-01-2017

Use the following identity:

cos(2x)=1-2sin^2(x)

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