Esercizio
$\frac{2x^2-7x+9}{2x-5}$
Soluzione passo-passo
1
Dividere $2x^2-7x+9$ per $2x-5$
$\begin{array}{l}\phantom{\phantom{;}2x\phantom{;}-5;}{\phantom{;}x\phantom{;}-1\phantom{;}\phantom{;}}\\\phantom{;}2x\phantom{;}-5\overline{\smash{)}\phantom{;}2x^{2}-7x\phantom{;}+9\phantom{;}\phantom{;}}\\\phantom{\phantom{;}2x\phantom{;}-5;}\underline{-2x^{2}+5x\phantom{;}\phantom{-;x^n}}\\\phantom{-2x^{2}+5x\phantom{;};}-2x\phantom{;}+9\phantom{;}\phantom{;}\\\phantom{\phantom{;}2x\phantom{;}-5-;x^n;}\underline{\phantom{;}2x\phantom{;}-5\phantom{;}\phantom{;}}\\\phantom{;\phantom{;}2x\phantom{;}-5\phantom{;}\phantom{;}-;x^n;}\phantom{;}4\phantom{;}\phantom{;}\\\end{array}$
Risposta finale al problema
$x-1+\frac{4}{2x-5}$