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Mathematics 7 Online
OpenStudy (anonymous):

simplifying RATIONAL EXPRESSIONS 1) x^2-9/2x^2+5x-4 =? 2) 2m^2+5m-3/2m^3-m^2-18m+9 =? 3)a^4+2a^3b+a^2b^2/a^4-a^3-a^3b-a^2b =?

OpenStudy (anonymous):

problem 1 is difference of square in numerator, standard factoring in denominator. the rest are all factoring. In all cases factor to (groups) so you can simplify/cancel

OpenStudy (anonymous):

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