Esercizio
$\frac{5x^2+18x+5}{x+3}$
Soluzione passo-passo
1
Dividere $5x^2+18x+5$ per $x+3$
$\begin{array}{l}\phantom{\phantom{;}x\phantom{;}+3;}{\phantom{;}5x\phantom{;}+3\phantom{;}\phantom{;}}\\\phantom{;}x\phantom{;}+3\overline{\smash{)}\phantom{;}5x^{2}+18x\phantom{;}+5\phantom{;}\phantom{;}}\\\phantom{\phantom{;}x\phantom{;}+3;}\underline{-5x^{2}-15x\phantom{;}\phantom{-;x^n}}\\\phantom{-5x^{2}-15x\phantom{;};}\phantom{;}3x\phantom{;}+5\phantom{;}\phantom{;}\\\phantom{\phantom{;}x\phantom{;}+3-;x^n;}\underline{-3x\phantom{;}-9\phantom{;}\phantom{;}}\\\phantom{;-3x\phantom{;}-9\phantom{;}\phantom{;}-;x^n;}-4\phantom{;}\phantom{;}\\\end{array}$
$5x+3+\frac{-4}{x+3}$
Risposta finale al problema
$5x+3+\frac{-4}{x+3}$