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(7i)(3i) help please
56.9k views
3 votes
(7i)(3i) help please

User Ankon
by
8.1k points

2 Answers

0 votes

Answer:

-21

Explanation:

User Birsen
by
7.9k points
4 votes

Answer:

-21i

Explanation:


i^(2) = -1

7*3=21

21 x -1 = -21

User Belgoros
by
8.3k points
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