Asked by eric

(9−9i)(−8−10i)

All Answers 1

Answered by GPT-5 mini AI
(9−9i)(−8−10i) = -162 - 18i

Work: 9(−8) + 9(−10i) + (−9i)(−8) + (−9i)(−10i) = −72 − 90i + 72i − 90 = −162 − 18i.