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Mathematics 15 Online
OpenStudy (anonymous):

what adds up to -4 but multiplies to 7

OpenStudy (anonymous):

What do you have to factor?

OpenStudy (anonymous):

the equation is y=x^2-4x+7

OpenStudy (anonymous):

that won't factor :(

OpenStudy (anonymous):

ah man thanks anyway!

OpenStudy (amistre64):

it will factor, just not into rational numbers

OpenStudy (amistre64):

4^2-4(7) it would factor into complex values so it is prime with respect to the set of real numbers

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