Urg, im really struggling with D.E...

1.

nvm i found what i was doing wrong in this one

2.

$\displaystyle \frac{dy(sin x)}{dx} + ysecx = cos^2x$

I get an answer with a bunch of e's in it :S.

Answer is :

$\displaystyle y = cosx + kcotx$

I have nooo idea about this ques :S

Any help for either questions would be much appriciated