The value of \((1+i)^2 × (1- i)^2 is
-8
8i
8
32
(1+i)5 (1−i)5 = (1+i2)5 = (2)5 = 32.
The value of (1+i)4+(1−i)4 is
Question 4
In the following question, out of the four options, only one is correct. Write the correct answer:
The value fo 14−2 is (a) 16 (b) 8 (c) 18 (d) 18
If (1+i1−i)m = 1 then the least integral value of m is