Question

Express Z = (1+i)(1-i)-1

in the form of a+ib​

Answer 1

Step-by-step explanation:

(1+i * 1-i) -1

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

= 1-(-1) - 1

= 1+1-1

= 1

So a=1, b =0