DenominatorHater
DenominatorHater
22-01-2016
Mathematics
contestada
Factor 4x^2 - 36 completely.
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Nightowl0
Nightowl0
22-01-2016
Factor: 4x^2-36
4x^2-36
=4(x+3)(x-3)
4(x+3) (x-3)
Answer Link
20868
20868
22-01-2016
you're answer is C because you can do the F.O.I.L. and then multiply it by 4. like this:
4(x+3)(x-3)
4(x^2+3x-3x-9)
4x^2-36.
F.O.I.L is:
First Term
Outer Term
Iner Term
Last Term.
Answer Link
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