Question

Integration of. Sinx + cosx

Cosx + sinx
-cosx-sinx
-cosx+ sinx
Sinx-cosx

Answer 1

Answer:

i) sin(x)cos(x)=sin(2x)2

I knew only number one rest maybe some other students can help you

Answer 2

Answer:

$→ \int( \sin(x) + \cos(x) )dx \\ = \int \sin(x) dx + \int \cos(x) dx \\= - \cos(x) + \sin(x) +C\\ = \sin(x) - \cos(x) + C$