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\((a^3-b)(a^3+b)=\)
\(a^6+b^2-2a^3b\)
\(a^5-b^2\)
\(a^6+b^2\)
\(a^6-b^2\)
\((x^2-1)(x^2+1)=\)
\(x^4-2x^2+1\)
\(x^4+1\)
\(x^4-1\)
\(2x^2-1\)
Factorisez \(x^8-x\).
\(x(x^7-1)\)
\(x^7-1\)
\(x(x-1)^7\)
\(x(x^3-1)(x^4-1)\)
Le quotient du polynôme \(-2x^4+8x^3-16x+8\) par \(2x^2-4\) vaut
\(-x^2+4x+2\)
\(x^2-4x+2\)
\(-x^2+4x-2\)
\(0\)
Le polynôme \(x^2-6x+5\) est divisible par
\(x+3\)
\(x-3\)
\(x+1\)
\(x-5\)
Déterminez \( p\) pour que la division de \(x^2-2x+p\) par \( x-1\) soit exacte.
\(p=-3\)
\(p=-1\)
\(p=1\)
\(p=2x-x^2\)
\(8a^3-b^6=\)
\((2a-b^ 2)(4a^2+2ab^2+b^4)\)
\((2a-b^2)(4a^2+4ab^2+b^4)\)
\((2a-b^2)^3\)
\((2a-b^3)(4a^2+2ab^3+b^6)\)
Effectuez \((xy-1)^2\)
\(x^2y^2-1-2xy\)
\(x^2y^2+1-2xy\)
\(x^2y^2+1-xy\)
\(x^2y^2-1\)
\(x^3+8=\)
\((x+2)(x^2+2x+4)\)
\((x+2)^3\)
\((x-2)(x^2-2x+4)\)
\((x+2)(x^2-2x+4)\)
Effectuez \((-x+2)^3\)
\(8-x^3\)
\(8-6x+6x^2-x^3\)
\(8-12x+6x^2-x^3\)
\(x^3-6x^2+12x-8\)
