Question

2(3 -i)(-2 + 4i) = need help

Answer 1

Answer: -4+28i

Explanation:

Correct on Edge

Answer 2

2(3 - i)(-2 + 4i)

Multiplying the fist two members: (6 - 2i)(-2 + 4i)

Multiplying both binomials: -12 + 24i + 4i - 8i^2

-12 + 28i - 8i^2 = -8i^2 + 28i - 12

the multiplication is: -8i^2 + 28i - 12