Samm5412
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 alyshadecou
  • 30-11-2017
1, 4-7i
2. 65+72i
3. 9+58i
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