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emilybb195
emilybb195 emilybb195
  • 19-01-2017
  • Mathematics
Answered

help !! Multiply the following complex numbers
(5-3i)(2-8i)
A. -14-46i
B. -14+46i
C. 34+46i
D. 34-46i

Verified Answer :

konrad509
konrad509 konrad509
  • 19-01-2017

\((5-3i)(2-8i)=10-40i-6i-24=-14-46i\)

Answer Link
ummuabdallah ummuabdallah
  • 06-01-2020

Answer: A. -14-46i

Step-by-step explanation:

(5-3i)(2-8i)

5(2-8i) -3i(2-8i)

10 - 40i - 6i + 24 (i)²

note : (i)² = -1

10 - 40i - 6i + 24(-1)

10 - 46i - 24

-14 - 46i

Answer Link

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