Complex Numbers...

The smallest positive integer n for which (1+i/(1- i))ⁿ =1 is

If │z-12/z - 8i│= 5/3 and Re (z) = 6, then Im (z) =

Amp ( -1 - i) is

If  = zz', then ││equal to

Arg (0 + i0) is

√ –8 √ –18 √ –4 is

The equation │z + 3i│² - │z + 3│² = 6 is the equation of

Let x,y∈R,then x + iy is a non real complex number if

If x = -3 + 5i, then the value of x² + 6x² + 34x +1 is equal to

2√−9√−16 is equals to

(-3 + √ 27i)² + (-3 - √ 27i)²  equals

if z = x + yi ; x, y R, then

Amp(-i) is

if x > 1, then a square root of 1 - √x2 - 1i is

If the cube roots of unity are  1,w,w²,  then roots of the equation (x -1)³ +8 = 0 is

Amp(i) is

Let x,y∈R, then x + iy is a purely imaginary number if

If z = , then which of the following options is correct?