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The Learning... Master
8,093 Answers
- Posted on Oct 01, 2009
Re: Foil Method 2(3x-4)(4x+5)
Hello,
You have the method: apply it.
2 *(3x-4)(4x+5) =(6x-8)(4x+5)
Now apply the FOIL method
F: 6x*4x=24x^2
O: 6x*5=30x
I; -8*4x=-32x
L: -8*5=-40
so the result is
24x^2 + 30x-32x -40 =24x^2 -2x-40
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