Question

find the square of complex number 1+i​

Answer 1

Step-by-step explanation:

(1+i)square=

1square +i square+2(1)(i)

1+(-1)+2i

=2i

Answer 2

Answer:

2i

Step-by-step explanation:

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

=1+i^2+2i

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

=2i

Cheers!