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Mathematics 18 Online
OpenStudy (anonymous):

m^3-5m/m^2-64

OpenStudy (anonymous):

m(m^2-5) ------------ (m+8)(m-8)

OpenStudy (anonymous):

find numbers for which the rational expression is unidentified

OpenStudy (anonymous):

it would be -8 or 8

OpenStudy (anonymous):

see the way I was gonna do it is to subtract the exponents of m which would leave m, but thats not right is it?

OpenStudy (anonymous):

no

OpenStudy (anonymous):

could you show me in steps?

OpenStudy (anonymous):

1) Factor m(m^2-5) ------------ (m+8)(m-8) 2) What number makes denominator zero

OpenStudy (anonymous):

0?

OpenStudy (anonymous):

or wait, positive 8 and -8 is 0. would that be the way?

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