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Bellator124
Bellator124 Bellator124
  • 25-07-2016
  • Mathematics
Answered

Write the expression as a complex number in standard form. 20 + (-23 -8i) +7i

Here are the answers that are an option


3 + 7i



-3 - i



-3 - 15i



3 + 15i

Verified Answer :

konrad509
konrad509 konrad509
  • 25-07-2016

\(20 + (-23 -8i) +7i =-3-i\)

Answer Link
Anonymous Anonymous
  • 25-07-2016

20+(-23-8i)+7i
=20-23-8i+7i
=-3-i
so B option is correct: -3-i

Answer Link

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