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Mathematics 8 Online
OpenStudy (anonymous):

how you would factor 3x^4 – 9x^3 – 120x^2

OpenStudy (anonymous):

3x^2(x^2 - 3x - 40)

OpenStudy (anonymous):

Still x^2 - 3x - 40 can be factorised

OpenStudy (anonymous):

oh yes.....

OpenStudy (anonymous):

get GCF like this 3x^2(x^2-3x-40) factor it more 3x^2(x-8)(x+5)

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