Auto-Math
Simplifiez l'expression \(\dfrac{21}{35}\).
\(\dfrac{3}{5}\)
\(\dfrac{7}{5}\)
impossible
\(\dfrac{5}{3}\)
Calculez \((-5)^0\).
\(-5\)
\(1\)
\(0\)
n'existe pas
Calculez \((\sqrt{2}-\sqrt{3})\sqrt{6}\).
\(3\sqrt{2}-2\sqrt{3}\)
\(2\sqrt{3}-3\sqrt{2}\)
\(-\sqrt{6}\)
\(2\sqrt{2}-3\)
Calculez le P.P.C.M. de 12 et 15.
\(3\)
\(60\)
\(180\)
Calculez \(\dfrac{21}{27}-\dfrac{4}{18}\).
\(\dfrac{17}{54}\)
\(\dfrac{17}{9}\)
\(\dfrac{5}{9}\)
\(\dfrac{8}{27}\)
Simplifiez l'expression \(\dfrac{28}{-84}\).
\(-56\)
\(-3\)
\(-\dfrac{1}{3}\)
L'opposé du carré de 0,6 est
\(-0,36\)
\(0,36\)
\(-3,6\)
\(-1,2\)
Résolvez l'inéquation \(|3x+2|\geq 4\).
\([\frac{2}{3};+\infty[\)
\(]-\infty;\frac{2}{3}]\cup[-2;+\infty[\)
\(]-\infty;-2]\cup[\frac{2}{3};+\infty[\)
\([-2,\frac{2}{3}]\)
Ecrivez l'expression \(\dfrac{1}{\sqrt 3}\) sous forme de puissance.
\((\frac{1}{2})^{3}\)
\((-3)^{1/2}\)
\(-3^{1/2}\)
\(3^{-1/2}\)
Elevez au carré \(2+\sqrt{3}\).
\(7\)
\(12\)
\(7+2\sqrt{3}\)
\(7+4\sqrt{3}\)
