`(costheta + i sin theta)^4/((sintheta + i cos theta))^5` is equal to

((cos theta+i sin theta)^(4))/((sin theta+i cos theta)^(5)) is equal to.

((cos theta-i sin theta)^(4))/((sin theta+i cos theta)^(5)) is equal to

((cos theta+i sin theta)^(4))/(((sin theta+i cos theta))^(5)) is equal to

The value of det [(cos theta, sintheta),(-sintheta, costheta)] is equal to

The value of (cos2 theta + i sin 2 theta)^5(sin theta+i cos theta)^4 is

If ((1 + cos theta + i sin theta ) /(i+ sin theta + i cos theta ))= cos ntheta + i sin n theta then n is equal to :

int(cos2theta)/((sintheta+costheta)^2)d theta is equal to

int(cos2theta)/((sintheta+costheta)^(2))d""theta is equal to