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22 September, 23:17

Which expression shows (3-4i) + (-7-8i) in simplest form?

A.-1-15i

B.-4-12i

C.-4-28i

D. 10-12in

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  1. 23 September, 00:10
    0
    B) - 4 - 12i

    Step-by-step explanation:

    (3-4i) + (-7-8i) = 3 - 4i - 7 - 8i

    = 3 - 7 - 4i - 8i

    = - 4 - 12i
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