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Mathematics 17 Online
OpenStudy (emilyjones284):

ill post it below and give a medal

OpenStudy (emilyjones284):

\[\frac{ x ^{2}+3x+2 }{ x ^{2}-4x-12}\] Identify the restrictions on the variable.

OpenStudy (ivettef365):

you need to factor, do you know how to

OpenStudy (emilyjones284):

yeah its (x+1) (x+2) over (x+2) (x-6)

OpenStudy (ivettef365):

ok you have (x+1)(x+2) --------- (x-6)(x+2)

OpenStudy (ivettef365):

just cancel the ones that are equal (x+2) so you have left x+1 ---- x-6

OpenStudy (anonymous):

x+1 ------ x-6

OpenStudy (emilyjones284):

so the restrictions are -1 and 6?

OpenStudy (ivettef365):

restrictions are only on the denominator

OpenStudy (anonymous):

yes

OpenStudy (emilyjones284):

the answers are -2, 6 0, -1, -2 or -2

OpenStudy (ivettef365):

so restrictions are (x-6)(x+2) x = 6 or x = -2

OpenStudy (emilyjones284):

ohhh okay i understand thank you (:

OpenStudy (ivettef365):

yw :)

OpenStudy (anonymous):

you r welcome

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