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8 January, 16:05

What is the sum of 12 - 5i and - 3 + 4i?

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Answers (2)
  1. 8 January, 17:33
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    12 - 3 = 9 and - 5i+4i=1i or i so it is {9-i}
  2. 8 January, 18:37
    0
    I believe it's 9-i

    Subtract 4 from 5 it just leaves you one i.

    And subtract 3 from 12 it leaves you with 9.
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