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4 June, 01:57

2. What is (5 + 6i) - (12 + 71) ?

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Answers (1)
  1. 4 June, 05:23
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    -7 - i

    Step-by-step explanation:

    I will assume that you mean 7i not 71

    (5 + 6i) - (12 + 7i)

    Distribute the minus sign

    (5 + 6i) - 12 - 7i

    Combine like terms

    5-12 + 6i - 7i

    -7 - i
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