SP#5: Unit J Concept 6: Partial Fraction Decomposition with Repeating Factors
An important thing to pay close attention to is multiplying you denominator. It is very easy to make a mistake when foiling multiple factors. A tricky thing when solving is trying to canceling out B,C,D. You have to make sure of multiplying the right number in order for the equations to cancel out. Once you find your A the rest of the problem should be simple since you just plug in and solve, in which you can use your calculator.