fractionsneed

  1. S

    Paratial fractions-need help

    I've worked some problems, but I keep on getting stuck. Can you please help me? Write the partial fraction decomposition of the rational expression. 1. (7x^2-x-12)/(x)(x+1)(x-1) Here is what I did: (x)(x+1)(x-1)[(7x^2-x-12)/(x)(x+1)(x-1)] = (x)(x+1)(x-1)[(a)/(x) + (b)/(x+1) + (c)/(x-1)]...