−20x2−22x+234x2+5x−5\displaystyle \frac{{-{20}{x}^{{2}}-{22}{x}+{23}}}{{{4}{x}^{{2}}+{5}{x}-{5}}}4x2+5x−5−20x2−22x+23
q(x)+r(x)4x2+5x−5\displaystyle {q}{\left({x}\right)}+\frac{{{r}{\left({x}\right)}}}{{{4}{x}^{{2}}+{5}{x}-{5}}}q(x)+4x2+5x−5r(x).
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