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Use FOIL!!!!!! plz help!!!
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3 votes
Use FOIL!!!!!! plz help!!!

Use FOIL!!!!!! plz help!!!-example-1
User Derekerdmann
by
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2 Answers

2 votes
(b+3)(b-9)

F: b^2
O: -9b
I: +3b
L: -27

so
b^2 -9b +3b -27
=b^2 -6b -27

answer b^2 -6b -27 (last choice)
User Todd Ropog
by
8.0k points
5 votes
The last one is the answer.
User Udenyi
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7.9k points
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