SOLUTION: Verify: Cosx+2sin^2(x/2)=1

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Question 1117659: Verify: Cosx+2sin^2(x/2)=1
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


Use the half-angle formula for sine:



John

My calculator said it, I believe it, that settles it