Can someone please explain how to do this problem? The websites instructions are very poor. Rewrite
et/?f=%5Cfrac%7B2%7D%7Bx%5E%7B2%7D%20-x-12%7D" id="TexFormula1" title="\frac{2}{x^{2} -x-12}" alt="\frac{2}{x^{2} -x-12}" align="absmiddle" class="latex-formula"> and as equivalent rational expressions with the lowest common denominator.