SOLUTION: need help for solving this expression please. In the book it talking about using the distributive law twice and im not really getting it at all. Here's the problem.
(x-3)(x+2)
An
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Question 149446: need help for solving this expression please. In the book it talking about using the distributive law twice and im not really getting it at all. Here's the problem.
(x-3)(x+2)
Any help is greatly appreciated. Thank you.
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Let a=(x-3).
Using the distributive property on the right hand side, this becomes,
Now substitute for a,
Use the distributive property again on the right hand side,
This is the FOIL Method, in disguise.
FOIL stands for First, Outer, Inner, Last.
First =
Outer =
First =
Last =
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