Exercice
$\frac{6x^3+11x^2-19x+5}{3x-2}$
Solution étape par étape
1
Diviser $6x^3+11x^2-19x+5$ par $3x-2$
$\begin{array}{l}\phantom{\phantom{;}3x\phantom{;}-2;}{\phantom{;}2x^{2}+5x\phantom{;}-3\phantom{;}\phantom{;}}\\\phantom{;}3x\phantom{;}-2\overline{\smash{)}\phantom{;}6x^{3}+11x^{2}-19x\phantom{;}+5\phantom{;}\phantom{;}}\\\phantom{\phantom{;}3x\phantom{;}-2;}\underline{-6x^{3}+4x^{2}\phantom{-;x^n}\phantom{-;x^n}}\\\phantom{-6x^{3}+4x^{2};}\phantom{;}15x^{2}-19x\phantom{;}+5\phantom{;}\phantom{;}\\\phantom{\phantom{;}3x\phantom{;}-2-;x^n;}\underline{-15x^{2}+10x\phantom{;}\phantom{-;x^n}}\\\phantom{;-15x^{2}+10x\phantom{;}-;x^n;}-9x\phantom{;}+5\phantom{;}\phantom{;}\\\phantom{\phantom{;}3x\phantom{;}-2-;x^n-;x^n;}\underline{\phantom{;}9x\phantom{;}-6\phantom{;}\phantom{;}}\\\phantom{;;\phantom{;}9x\phantom{;}-6\phantom{;}\phantom{;}-;x^n-;x^n;}-1\phantom{;}\phantom{;}\\\end{array}$
$2x^{2}+5x-3+\frac{-1}{3x-2}$
Réponse finale au problème
$2x^{2}+5x-3+\frac{-1}{3x-2}$