If `z=(1+i sin theta)/(1-i cos theta)` is a real number,then the value of `|z|` is ( where _`(i=sqrt(-1)))`

If (3+2i sin theta)/(1-2i sin theta) is a real number and 0

If (3+2i sin theta)/(1-2i sin theta) is a real number and 0

If z=sin theta-i cos theta then for any integer n

1 + cos theta + i sin theta | =?

The argument of (1-sin theta)+i cos theta is

(1)/(cos theta-i sin theta)

If the real part of the complex number z = ( 3 + 2 i cos theta)/( 1 - 3 i cos theta) , theta in (0, (pi)/(2)) is zero, then the value of sin^(2) 3 theta + cos ^(2) theta is equal to _____

If a=cos theta+i sin theta, then find the value of (1+a)/(1-a)