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43 votes
43 votes
Perform this operation (5-6i)(-2-10i)

User Vidura Silva
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1 Answer

24 votes
24 votes

Answer: -38i-50

Explanation:

First what you want to do is follow the FOIL method here

(5·-2)+(-6i·-2)+(5·-10i)+(-6i·-10i)

Second you want to combine like terms:

-60i^2+(-50i+12i)-10

After that, i^2 = -1:

-60(-1)-10-38i

So you end up with -38i+50

User Jacinta
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