7i•3i(-8-6i)
First, multiply the 7i by the 3i, giving 21i² = -21.
Now multiply the -21 by the terms in the parentheses:
-21(-8 - 6i) = 168 + 126i.
Copyright © 2024 1QUIZZ.COM - All rights reserved.
Answers & Comments
Verified answer
7i•3i(-8-6i)
First, multiply the 7i by the 3i, giving 21i² = -21.
Now multiply the -21 by the terms in the parentheses:
-21(-8 - 6i) = 168 + 126i.