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Mathematics 17 Online
OpenStudy (anonymous):

Subtract 2x^2 - 6x - 4 from 4x^2 - 4x + 3.

OpenStudy (saifoo.khan):

2x^2 + 2x + 7

OpenStudy (saifoo.khan):

(4x^2 - 4x + 3) - (2x^2 - 6x - 4)

OpenStudy (saifoo.khan):

did u chkd that? was it correct?

OpenStudy (anonymous):

yes!:)

OpenStudy (anonymous):

I think it's incorrect :s Since it's \[(2x^2-6x-4)-(4x^2-4x+3)\] \[2x^2-6x-4-4x^2+4x-3\] \[2x^2-4x^2-6x+4x-4-3\] The answer is: \[-2x^2-2x-7\]

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