Question

If Z1 = 2 + 3i and Z2 = 3 - 2i then (Z1 .Z) =​

Answer 1

Z1=2+3i and Z2=3-2i

Therefore

Z1×Z2= (2+3i)(3-2i)

=2(3-2i)+3i(3-2i)

=6-4i+9i-6i²

=-6i²+5i+6

$Z1×Z2=6i²+5i+6$