Esercizio
$\frac{x^4}{4-x^2}$
Soluzione passo-passo
1
Dividere $x^4$ per $4-x^2$
$\begin{array}{l}\phantom{-x^{2}+4;}{-x^{2}\phantom{-;x^n}-4\phantom{;}\phantom{;}}\\-x^{2}+4\overline{\smash{)}\phantom{;}x^{4}\phantom{-;x^n}\phantom{-;x^n}\phantom{-;x^n}\phantom{-;x^n}}\\\phantom{-x^{2}+4;}\underline{-x^{4}\phantom{-;x^n}+4x^{2}\phantom{-;x^n}\phantom{-;x^n}}\\\phantom{-x^{4}+4x^{2};}\phantom{;}4x^{2}\phantom{-;x^n}\phantom{-;x^n}\\\phantom{-x^{2}+4-;x^n;}\underline{-4x^{2}\phantom{-;x^n}+16\phantom{;}\phantom{;}}\\\phantom{;-4x^{2}+16\phantom{;}\phantom{;}-;x^n;}\phantom{;}16\phantom{;}\phantom{;}\\\end{array}$
$-x^{2}-4+\frac{16}{4-x^2}$
Risposta finale al problema
$-x^{2}-4+\frac{16}{4-x^2}$