Q. The value of $(1 + i)^{5} \times (1 - i)^{5}$ is

1802 259 Complex Numbers and Quadratic Equations Report Error

A

-8

15%

B

8i

36%

C

8

22%

D

32

27%

Solution:

$(1 + i)^{5} (1 - i)^{5} = (1 - i^{2})^{5} = 2^{5} = 32$