438,617 views
22 votes
22 votes
Evaluate (2 minus 5 i) (p + q) (i) when p = 2 and q = 5 i.

29 i

29 i - 20

- 21 i

29

User Javonna
by
2.4k points

1 Answer

11 votes
11 votes
(2 - 5i) (2 + 5i) (i)
(4 + 10i - 10i -25) (i)
(4 - 25) (i)
-21i
User Nicolas SEPTIER
by
2.3k points
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