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maxonik [38]
2 years ago
9

PLEASE HELP WITH THIS PLEASE.

Mathematics
1 answer:
Artist 52 [7]2 years ago
7 0

Answer:

1, 7

Step-by-step explanation:

(3+i)(1+2i)

=3+6i+i+2i^2

=3+7i+2i^2

=1+7i

a = 1

b = 7

i^2=-1

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