" The real part of "(1-cos theta+2i sin theta)^(-1)" is "

The real part of (1-cos theta+2sin theta)^(-1)

The real part of (1-costheta + I sin theta)^(-1) is

The real part of (1)/(1-cos theta+i sin theta) is

The real part of (1)/(1+cos theta+i sin theta) is

The real part of z = (1)/(1-cos theta + i sin theta) is

If the real part of the complex number (1 - cos theta + 2 i sin theta) ^(-1) is (1)/(5) for theta in (0, pi), then the value of the integral int _(0) ^(theta) sin xdx is equal to :

Imaginary part of (1)/(1+cos theta-i sin theta) is

Imaginary part of (1)/(1+ cos theta - i sin theta) is-