Question

write in the form of a+ib z=2+i/(1+i)(1-2i)​

Answer 1

Step-by-step explanation:

z=2+i/(1+i)(1-2i)

=2+i/1-2i+i-2i²

=2+i/3-i

=2+i/3-i×3+i/3+i

=6+2i+3i-1/9-i²

=5+5i/10

=1+i/2

=1/2+i.1/2