SOLUTION: Multiply
(9+9i)(7+i)Can someone please help me with how to do the FOIL on this? I tried and got it messed up. Thanks for the Help :)
Algebra.Com
Question 747939: Multiply
(9+9i)(7+i)Can someone please help me with how to do the FOIL on this? I tried and got it messed up. Thanks for the Help :)
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
63+9i+63i+9i^2=
63+72i=9i^2
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