Question

(1-i)^4 convert into the form of a+ib​

Answer 1

Answer:

-4+(0)i

Step-by-step explanation:

take (1-i)⁴ as

(1-i)²(1-i)²

= (1+i²-2i)²

=(-2i)(-2i)

=4i² =-4

Answer 2

Answer:-4

Step-by-step explanation: according to the question

(1-i)^4=[(1-i)^2]^2

=(1+i^2-2i)^2

=(1-1-2i)^2

=(0-2i)^2

=4i^2

=-4

Note:i^2=-1