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Where did I go wrong in this problem?
4.
Simplify the expression.
(–2 – 2i)(–4 + 6i) (1 point)
(a) 8 – 4i
(b) 8 – 12i
(c) 20 – 4i
(d) –4 – 4i
 one year ago
 one year ago
Where did I go wrong in this problem? 4. Simplify the expression. (–2 – 2i)(–4 + 6i) (1 point) (a) 8 – 4i (b) 8 – 12i (c) 20 – 4i (d) –4 – 4i
 one year ago
 one year ago

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allisonxloveyxBest ResponseYou've already chosen the best response.0
I got number c. What did you answer?
 one year ago

oceanicmelody73Best ResponseYou've already chosen the best response.0
I attempted FOIL. I turned it into 812i+8i12i^2 820i+12 2020i
 one year ago

oceanicmelody73Best ResponseYou've already chosen the best response.0
So I haven't answered it yet. could you tell me how you got there please?
 one year ago

asnaseerBest ResponseYou've already chosen the best response.0
Your second step has a mistake: 812i+8i12i^2 820i+12 < 12i + 8i = 4i, NOT 20i
 one year ago
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