Samm5412 Samm5412

25-11-2017
Mathematics

contestada

Simplify the following expressions.

1) (6+6i) - (2+i)
2) (9+4i)(9+4i)
3) (8+i)(2+7i)

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alyshadecou alyshadecou

30-11-2017

1, 4-7i
2. 65+72i
3. 9+58i

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