- #1
mjbc
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Homework Statement
Simplify: cosx / (1+sinx)
2. The attempt at a solution
1 / (sec x)(1+sin x)
1 / (sec x + (sin x / cos x))
1 / (sec x + tan x)
I know that the answer is sec x - tan x but don't know how to get there.
Any help would be appreciated.