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Effectuez \((2x^4-3)^3\)
\(8x^{12}-36x^8+54x^4-27\)
\(8x^{12}-27\)
\(8x^7-36x^6+54x^4-27\)
\(8x^{12}+36x^8+54x^4+27\)
Effectuez \((x^4+\frac{a}{4})^2\)
\(x^8+\frac{a^2}{16}\)
\(x^8+\frac{a^2}{16}+\frac{1}{4}ax^4\)
\(x^{16}+\frac{a^2}{4}+\frac{1}{2}ax^4\)
\(x^8+\frac{a^2}{16}+\frac{1}{2}ax^4\)
\((x^2-1)^3=\)
\(x^6-1\)
\(-x^6+3x^4-3x^2+1\)
\(x^6-3x^4+3x^2-1\)
\(x^5-3x^4+3x^2-1\)
Factorisez \(x^3+x^2+x+1\)
\(x^2(x+1)\)
\((x+1)(x^2+1)\)
\(x(x^2+x+1)+1\)
\((x+1)(x+1)(x-1)\)
Factorisez \(x^3-5x^2+5x-1=\)
\((x-1)^5\)
\((x-1)(x^2-6x+1)\)
\((x-1)(x^2-4x+1)\)
\((x-1)^3\)
La division de \(x^5+x^4-3x^3-2+3x\) par \( x-x^3-1\) est-elle exacte ?
oui
non
je ne sais pas
\(16a^4-8a^2+1=\)
\((4a^2-1)(4a^2+1)\)
\((4a^2-1)^2\)
\(8a^2(2a^2-1)\)
\((4a^4-1)^2\)
Factorisez \(2x^3-x^2-18x+9=\)
\((2x-3)^3\)
\((2x-1)(x^2+9)\)
\((x-9)(x+9)(6x+1)\)
\((2x-1)(x-3)(x+3)\)
Factorisez \(a^3-b^3-a^2+b^2\)
\((a-b)(a^2+ab+b^2-a+b)\)
\((a-b)(a^2+ab+b^2-a-b)\)
\((a^2-b^2)(a-b-1)\)
\(a-b\)
Factorisez \(3(2-x)^2-3(x-2)^3\)
\(3(2-x)^2(7-3x)\)
\(3-x\)
\(3(2-x)^2(3-x)\)
\(-1-x\)
