SOLUTION: (1/1-sinx)+(1/1+sinx)= 2cos

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Question 699988: (1/1-sinx)+(1/1+sinx)= 2cos
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
(1/1-sinx)+(1/1+sinx)= 2cos
start with left side:
(1/1-sinx)+(1/1+sinx)
=(1+sin+1-sin)/(1-sin)(1+sin)
=2/1-sin^2
=2/cos^2
LHS≠RHS