- #1
velliyangiri
- 1
- 0
Homework Statement
∫ 1 /( sin x + sec x) dx
Homework Equations
The Attempt at a Solution
∫ cos x / ( sin x + cos x ) style question
Tried ∫ cos x / (sin x . cos x + 1) dx
and uses sin 2x
tried substitutions
nothing seem to work