Esercizio
$\frac{x^4}{9-x^2}$
Soluzione passo-passo
1
Dividere $x^4$ per $9-x^2$
$\begin{array}{l}\phantom{-x^{2}+9;}{-x^{2}\phantom{-;x^n}-9\phantom{;}\phantom{;}}\\-x^{2}+9\overline{\smash{)}\phantom{;}x^{4}\phantom{-;x^n}\phantom{-;x^n}\phantom{-;x^n}\phantom{-;x^n}}\\\phantom{-x^{2}+9;}\underline{-x^{4}\phantom{-;x^n}+9x^{2}\phantom{-;x^n}\phantom{-;x^n}}\\\phantom{-x^{4}+9x^{2};}\phantom{;}9x^{2}\phantom{-;x^n}\phantom{-;x^n}\\\phantom{-x^{2}+9-;x^n;}\underline{-9x^{2}\phantom{-;x^n}+81\phantom{;}\phantom{;}}\\\phantom{;-9x^{2}+81\phantom{;}\phantom{;}-;x^n;}\phantom{;}81\phantom{;}\phantom{;}\\\end{array}$
$-x^{2}-9+\frac{81}{9-x^2}$
Risposta finale al problema
$-x^{2}-9+\frac{81}{9-x^2}$