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22 September, 12:34

Multiply. (-3+3i) (-2+6i) write your answer as a complex number in stantard form.

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  1. 22 September, 15:35
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    Step-by-step explanation:

    (-3 + 3i) (-2 + 6i)

    = - 3*-2 - 3*6i + 3i*-2 + 3i*6i

    = 6 - 18i - 6i + 18i^2

    = 6 - 24i - 18 (because i^2 = - 1)

    = - 12 - 24i (answer)
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