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( 5 - 2i)2 Write answer in standard form a +bi. Remember you can not have i2 in your answer it is a number.
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4 votes
( 5 - 2i)2 Write answer in standard form a +bi. Remember you can not have i2 in your answer it is a number.

User Mansoor Akhtar
by
8.6k points

1 Answer

4 votes

Answer:

Explanation:

(5 - 2i)^2

25 - 10i - 10i + 4I^2

25 -20i - 4

21 - 20i

User Thiago Chaves
by
8.5k points
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