Auto-Math
Simplifiez la fraction \(\dfrac{5x-5a}{3a-3x}\).
impossible
\(\dfrac{0}{0}\)
\(\dfrac{5}{3}\)
\(-\dfrac{5}{3}\)
Calculez \(\dfrac{11}{12}-\dfrac{4}{15}\).
\(-\dfrac{7}{3}\)
\(\dfrac{13}{20}\)
\(\dfrac{7}{60}\)
\(\dfrac{2}{3}\)
Calculez \(10^4 \cdot 10^{-2}\).
0,00000001
10000
0,01
100
Calculez \((10^3)^{-4}\).
\(10^{-12}\)
\(\frac{1}{10}\)
\(\frac{1000}{4}\)
\(10\)
Calculez le P.G.C.D. de 12 et 18.
\(3\)
\(216\)
\(36\)
\(6\)
Calculez \(\displaystyle{ \frac{\sqrt{48}\sqrt{15}\sqrt{6}}{\sqrt{10}\sqrt{20}}}\).
\(\dfrac{6\sqrt{3}}{\sqrt{5}}\)
\(\dfrac{4\sqrt{3}}{\sqrt{5}}\)
\(\dfrac{\sqrt{23}}{\sqrt{10}}\)
\(12\)
Calculez le P.P.C.M. de 18 et 27.
\(54\)
\(9\)
\(18\)
\(486\)
Simplifiez l'expression \(\left( \dfrac{a^{-3}b^{-2}c^{-2}}{a^2b^3c^2}\right)^2\).
\(\dfrac{1}{a^{10}b^{10}c^{8}}\)
\(\dfrac{b^2}{a^2}\)
\(a^{25}b^{25}c^{16}\)
\(ab\)
Ecrivez l'expression \(\dfrac{1}{a^2\sqrt[3]{a}}\) sous forme de puissance.
\(a^{3/7}\)
\(a^{-2/3}\)
\(a^{-7/3}\)
\(-a^{7/3}\)
L'opposé de \(x+y-1\) est
\(-x-y+1\)
\(-x+y-1\)
\(-x-y-1\)
\(\frac{1}{x+y-1}\)
