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Simplify(5+2i)(1+3i)
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3 votes
Simplify(5+2i)(1+3i)

User Aleadam
by
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1 Answer

3 votes
(5 + 2i)(1 + 3i)

5 * 1 = 5

5 * 3 = 15i

2i * 1 = 2i

2i * 3i = 6i^2

So we have...

5 + 15i + 2i + 6i^2

5 + 17i + 6i^2

In order....

6i^2 + 17i + 5
User Thomas Ward
by
8.3k points
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