Question

integrate sqrt(1-cosx)

Answer 1

\[-2\sqrt{1-\cos (x )} \cot(x/2) + constant\]

Answer 2

i got 2sqrt2 cosx/2 ans. is this correct or not?

Answer 3

Its wrong.

Answer 4

isnt it \[-2\sqrt{1+\cos x}+c\]

Answer 5

No that's wrong, you forgot to put a cotangent function of 0.5x in there and also its negative cosine of x.

Answer 6

\[\sqrt{1-(1-2\sin^2x/2)}\][]\sqrt{2}\] i did this.is this wrong??