SOLUTION: Proove
(cosa+sinA)/(cosa-SinA)=(1+tanA)/(1-tanA)
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Question 826265: Proove
(cosa+sinA)/(cosa-SinA)=(1+tanA)/(1-tanA)
Answer by psbhowmick(878) (Show Source): You can put this solution on YOUR website!
Dividing both numerator and denominator with cosA
=
=
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