Question

Perform the operation. Give the answer in a + bi form. (2 − 2i)(3 + i)

Answer 1

Answer:

$\boxed{8-4i}$

Step-by-step explanation:

We know that $i^2=-1$

$(2-2i)(3+i) = 6 + 2i -6i -2i^2$

= -4i+6+2

=8-4i