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Mathematics 8 Online
OpenStudy (karatechopper):

factor n^2-7n-120......show the steps

OpenStudy (karatechopper):

i know its (n+ )(n- )

OpenStudy (karatechopper):

and u need to mult something by somthing to make 120 but they both need to be able to add up to -7

OpenStudy (karatechopper):

is it 8 and -15 in the empty spots?

OpenStudy (karatechopper):

(n+8)(n-15) right?

OpenStudy (anonymous):

You got it, sistah!!

OpenStudy (karatechopper):

:D

OpenStudy (anonymous):

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