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Find the product.

(7 - 8i) (8 + 7i)

a.

0 - 113i

c.

112 - 15i

b.

112 + 15i

d.

-56i2 - 15i + 56

+4
Answers (2)
  1. 7 May, 18:05
    0
    The anser is C. 112 - 15i
  2. 7 May, 18:09
    0
    Answer: 112-15i

    Step-by-step explanation:

    (7) (8) + (7) (7i) + (-8i) (8) + (-8i) (7i)

    56+49i-64i (-56 (-1))

    56+49i-64i+56

    112-15i
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