SOLUTION: Simplify (3i - 2)^2
Algebra.Com
Question 309358: Simplify (3i - 2)^2
Found 2 solutions by nyc_function, stanbon:
Answer by nyc_function(2741) (Show Source): You can put this solution on YOUR website!
USe the FOIL method.
(3i - 2) (3i - 2) =
9(i^2) - 6i - 6i + 4
Remember that i^2 = -1
9(-1) - 12i + 4
-9 - 12i + 4 = -5 - 12i
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Simplify (3i - 2)^2
------------------------
(3i)^2 - 2(3i)(2) + 2^2
----
-9 - 12i + 4
----
-5-12i
=============
Cheers,
Stan H.
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