Indefinite integral ∫ (1 + SiNx) of 1dx =?

Indefinite integral ∫ (1 + SiNx) of 1dx =?

∫1/(1+sinx) dx
=∫(1-sinx)/[(1+sinx)(1-sinx)] dx
=∫(1-sinx)/(1-sin^2x) dx
=∫(1-sinx)sec^2x dx
=∫(sec^2x-secxtanx) dx
=tanx-secx+C