CCSS.Math.Content.HSA-APR.D.6 - Rewrite simple rational expressions in different forms; write ??(??)/??(??) in the form ??(??) + ??(??)/??(??), where ??(??), ??(??), ??(??), and ??(??) are polynomials with the degree of ??(??) less than the degree of ??(??), using inspection, long division, or, for the more complicated examples, a computer algebra system.