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Effectuez \((x+3y)+(2x-5y)-(4x+2y)\)
\(-(x+4y)\)
\(-x\)
\(-5xy\)
\(-(x-4y)\)
\((2x+1)^3=\)
\(4x^2+4x+1\)
\(8x^3+1\)
\(8x^3+12x^2+6x+1\)
\(8x^3+6x^2+6x+1\)
Factorisez \(x^2+5x+6\)
\((x-2)(x-3)\)
\((x+2)(x+3)\)
\((x+2)(x-3)\)
impossible
Factorisez \(x^4-y^6\)
\((x^2-y^3)^2\)
\((x^{\frac{4}{3}}-y^2)^3\)
\((x^2-y^3)(x^2+y^3)\)
\(0\)
Le polynôme \( 4x^2+2x-12\) est divisible par
\(x-2\)
\(2+x\)
\(x-1\)
\(3+x\)
Le quotient du polynôme \(-2x^4+8x^3-16x+8\) par \(2x^2-4\) vaut
\(-x^2+4x+2\)
\(x^2-4x+2\)
\(-x^2+4x-2\)
Factorisez \(x^8-x\).
\(x(x^7-1)\)
\(x^7-1\)
\(x(x-1)^7\)
\(x(x^3-1)(x^4-1)\)
\(x^3+8=\)
\((x+2)(x^2+2x+4)\)
\((x+2)^3\)
\((x-2)(x^2-2x+4)\)
\((x+2)(x^2-2x+4)\)
Factorisez \( (x+y)(3a+2)-(x+y)\)
\((x+y)(3a+1)\)
\((x+y)^2(3a+2)\)
\(3a+2\)
\(3ax+x+3ay+y\)
\((\sqrt{2}+1)(\sqrt{2}-1)=\)
\(\sqrt{2}-1\)
\(2\sqrt{2}-1\)
\(1\)
\(2-2\sqrt{2}-1\)
