SOLUTION: cos y/ 1-tan y+ (sin y/1-cot y)=sin y +cos y
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Question 998939: cos y/ 1-tan y+ (sin y/1-cot y)=sin y +cos y
Found 2 solutions by mananth, ikleyn:
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
cos y/ 1-tan y+ (sin y/1-cot y)=sin y +cos y
=cosy +siny
Answer by ikleyn(52835) (Show Source): You can put this solution on YOUR website!
.
+ = + = + = + =
- = = = = cos(y) + sin(y).
It is what has to be proved.
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