Question

Simplify (3-4i) (-6-6i)

Answer 1

Answer: -42+6i

Explanation:

1. Use the FOIL method: (a+b)(c+d)=ac+ad+bc+bd(a+b)(c+d)=ac+ad+bc+bd.

−18−18i+24i−24

2. Collect like terms.

(−18−24)+(−18i+24i)

3. Simplify.

−42+6i

Answer 2

I don’t know this this is above my grade level