Question

I NEED A HELP IT'S URGENT PLZZ

Express in the form of a+ib :-
(1+i)-³​

Answer 1

Answer:

-2-i2

Step-by-step explanation:

(1 - i)^3 = (1 - i) (1 - i) ( 1 - i)

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

= ( -2i ) ( 1 - i )

= - 2i + 2i^2

= - 2i - 2i / - 2i - i2

Answer 2

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