Asked by Mandy
How do i get the left side to equal the right hand side?
(Cosx)/(1+sinx) + (cosx)/1-sinx = 2secx
(Cosx)/(1+sinx) + (cosx)/1-sinx = 2secx
Answers
Answered by
Steve
Hint: what is
1/(1+u) + 1/(1-u)
as a single fraction?
1/(1+u) + 1/(1-u)
as a single fraction?
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