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Mathematics 15 Online
OpenStudy (anonymous):

(30x^3-42x^2+5x-7)

OpenStudy (anonymous):

(30x^3-42x^2+5x-7) =6x^2(5x-7) + (5x-7) =(6x^2+1)(5x-7)

OpenStudy (anonymous):

do you want to know x?

OpenStudy (anonymous):

the previous questions were "factor" so it is fairly sure that this one is "factor" as well

OpenStudy (anonymous):

fiddlearound has it.

OpenStudy (anonymous):

ok I had 5x^2+1)(10x-7)??? where am i messing up??

OpenStudy (anonymous):

i think its the common factor is where im messing up

OpenStudy (anonymous):

your job was to recognize that the first two terms \[30x^3\] and \[-42x^2\] had a common factor of \[6x^2\] that you could "factor out"

OpenStudy (anonymous):

that is how fiddlearound got \[6x^2(5x-7)\] for the first two terms

OpenStudy (anonymous):

yea it checks out. I think i have to work on the common factor lol

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