SOLUTION: Prove the trig identity (sinx/1-sinx)-(sin x/1+sinx)=2tan^2x
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Question 928224: Prove the trig identity (sinx/1-sinx)-(sin x/1+sinx)=2tan^2x
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
start with left side:
=
=
=
=...use identity
=
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