If α and β are different complex numbers with |β| = 1 then is

0

3/2

1/2

1

The smallest positive integer n for which (1+i)^{2n} = (1-i)^{2n} is

2

3

4

If (3+i) z = (3-i) , then the complex number z is.

a (3-i), a∈R

, a∈R

a(3+i), a∈R

a (-3 + ), a∈R

Express in the standard form of (a+ib):

None of these

Express in the standard form a+i b: ((-3+i) (4-2 i)

10+10 i

-10 -10 i

-10 + 10 i

The real part of the complex number is

^{1}/_{5}

^{-1}/_{5}

5

^{2}/_{5}

The argument of the complex number is

π/3

π/4

π/5

π/6

If Z_{1} = √2 ( cos^{ π}/4) and z_{2} = √3 (cos ^{ π}/_{3} + i sin ^{ π}/_{3} ) then |z_{1}z_{2}| is

6

√2

√6

√3

The modulus of is

If (x + i y)^{1/3} = 2 + 3 i, then 3 x + 2 y is equal to

-20

-60

-120

60