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Calculez \(\sqrt[5]{-32}\).
\(\frac{1}{2}\)
\(-\frac{1}{32^{5}}\)
\(-2\)
impossible
Ecrivez sans valeur absolue \(|x|<2\).
\([0,2[\)
\(]-2,2[\)
\(]-\infty;2[\)
\(-2\mbox{ et }2\)
Simplifiez la fraction \( \dfrac{2a^2-2b^2}{3b+3a} \).
\(\dfrac{1}{3}(a-b)\)
\(\dfrac{2}{3}(a-b)\)
\(3\)
Calculez \(\sqrt[4]{10}\sqrt[12]{10}\sqrt[3]{15}\).
\(\sqrt[3]{150}\)
\(\sqrt[19]{1500}\)
\(\sqrt[19]{5}\sqrt[16]{2}\)
\(15\sqrt{15}\cdot 10^8\)
Calculez \(\dfrac{11}{12}-\dfrac{4}{15}\).
\(-\dfrac{7}{3}\)
\(\dfrac{13}{20}\)
\(\dfrac{7}{60}\)
\(\dfrac{2}{3}\)
Calculez \(\dfrac{4}{13}-\dfrac{3}{52}+\dfrac{35}{39}\).
\(\dfrac{34}{39}\)
\(\dfrac{22}{13}\)
\(\dfrac{179}{156}\)
Calculez \(\dfrac{7}{12}+\dfrac{5}{18}\).
\(1\)
\(\dfrac{1}{3}\)
\(\dfrac{31}{36}\)
\(\dfrac{2}{5}\)
Le carré de l'opposé de 0,6 est
\(0,12\)
\(3,6\)
\(-0,36\)
\(0,36\)
Calculez le P.P.C.M. de 18 et 27.
\(54\)
\(9\)
\(18\)
\(486\)
Calculez \((a^{2/3})^{3/4}\).
\(a^{17/12}\)
\(\sqrt{a}\)
\(a^{8/9}\)
\(\frac{1}{a^2}\)
