Trigonometry 7th Edition

Published by Cengage Learning
ISBN 10: 1111826854
ISBN 13: 978-1-11182-685-7

Chapter 8 - Section 8.1 - Complex Numbers - 8.1 Problem Set: 65

Answer

$-6$

Work Step by Step

Step 1: $3i(1+i)^{2}$ Step 2: $3i(1+i^{2}+2i)$ Step 3: $3i+3i(i^{2})+6i^{2}$ Step 4: $3i+3i(-1)+6(-1)$ Step 5: $3i-3i-6$ Step 6: $-6$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.