Esercizio
$\frac{x^2-7x+8}{x-2}$
Soluzione passo-passo
1
Dividere $x^2-7x+8$ per $x-2$
$\begin{array}{l}\phantom{\phantom{;}x\phantom{;}-2;}{\phantom{;}x\phantom{;}-5\phantom{;}\phantom{;}}\\\phantom{;}x\phantom{;}-2\overline{\smash{)}\phantom{;}x^{2}-7x\phantom{;}+8\phantom{;}\phantom{;}}\\\phantom{\phantom{;}x\phantom{;}-2;}\underline{-x^{2}+2x\phantom{;}\phantom{-;x^n}}\\\phantom{-x^{2}+2x\phantom{;};}-5x\phantom{;}+8\phantom{;}\phantom{;}\\\phantom{\phantom{;}x\phantom{;}-2-;x^n;}\underline{\phantom{;}5x\phantom{;}-10\phantom{;}\phantom{;}}\\\phantom{;\phantom{;}5x\phantom{;}-10\phantom{;}\phantom{;}-;x^n;}-2\phantom{;}\phantom{;}\\\end{array}$
Risposta finale al problema
$x-5+\frac{-2}{x-2}$