Question

Multiply the following complex numbers (4-6i)(6-8i)

Answer 1

(4-6i)(6-8i)

24-32i-36i+48i²

24 + -68i - 48

-24-68i

Answer 2

4*6=24
4*(-8i)=-32i
-6i*6=-36i
-6i*(-8i)=(-6*-8)(i*i)=(48)(-1)=-48
(4-6i)(6-8i)=
-24-68i