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OpenStudy (anonymous):
-3a2 - b3 + 3c2 - 2b3 if a = 2, b = -1, and c = 3.
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OpenStudy (anonymous):
what are you trying to find??
OpenStudy (anonymous):
All you have to do is substitute so -3(2)2-1(3)+3(3)2-2(-1)3=?
OpenStudy (anonymous):
idk
OpenStudy (anonymous):
just plug it into a calculator you don't have to do it by hand and remember that a parenthesis means multiplication
OpenStudy (anonymous):
i will try
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