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Mathematics 21 Online
OpenStudy (anonymous):

Can someone help walk me through this? 4x^2-8x-140. Factor completely

OpenStudy (anonymous):

factor out the GCF of 4 4(x^2-2x-35) 4(x-7)(x+5) two number that multiply to -35 and add to -2

OpenStudy (anonymous):

so what does the answer end up being?

OpenStudy (anonymous):

?

OpenStudy (anonymous):

4(x-7)(x+5)

OpenStudy (anonymous):

thats the most you can factor it down to?

OpenStudy (anonymous):

yes

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