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Effectuez \(3x-(2x^2+3)-[(2x+3x^2)-x+1]-(x-2)\)
\(-5x^2+x\)
\(-5x^2+x-2\)
\(x^2-x+2\)
\(-5x^2+x-5\)
\((3a+2b)^2=\)
\(9a^2+12ab+4b^2\)
\(9a^2+4b^2\)
\(9a^2+4b^2+6ab\)
\(3a^2+2b^2+12ab\)
Effectuez \((3a^2b^3c^2-4a^3c^4)^2\)
\(9a^4b^6c^4-16a^6c^8\)
\(9a^4b^9c^4+16a^9c^{16}-24a^5b^3c^6\)
\(9a^4b^6c^4+16a^6c^8-24a^5b^3c^6\)
\(9a^4b^6c^4+16a^6c^8-24a^6b^3c^8\)
Effectuez \((x-1)(x^2+1)-x^3+(x^2-1)(x+x^2+1)-(x^3-1)x\)
\(x^3+x^2-x+2\)
\(x^3-x^2-x-2\)
\(0\)
\(x^3-x^2+x-2\)
Effectuez \((-4x^2+2y^3)^2\)
\(16x^4+4y^5-16x^2y^3\)
\(16x^4+4y^6-16x^2y^3\)
\(4y^6-16x^4\)
\(4x^4+2y^6-8x^2y^3\)
Quel polynôme faut-il ajouter à \(x+5\) pour obtenir \(42x^2\) ?
\(42x^2\)
impossible
\(37x\)
\(42x^2-x-5\)
Si P est un polynôme de degré 5 et Q un polyôme de degré 3 alors P*Q est un polynôme de degré
\(5\)
\(8\)
\(15\)
\(2\)
Effectuez \((x^4+\frac{a}{4})^2\)
\(x^8+\frac{a^2}{16}\)
\(x^8+\frac{a^2}{16}+\frac{1}{4}ax^4\)
\(x^{16}+\frac{a^2}{4}+\frac{1}{2}ax^4\)
\(x^8+\frac{a^2}{16}+\frac{1}{2}ax^4\)
Factorisez \(x^3+4x^2+5x+6\)
\((x+3)(x^2+x+2)\)
\((x-3)(x^2+x+2)\)
\((x^3+4x^2)(5x+6)\)
\(x(x^2+4x+5)+6\)
Effectuez \((2x^4-3)^3\)
\(8x^{12}-36x^8+54x^4-27\)
\(8x^{12}-27\)
\(8x^7-36x^6+54x^4-27\)
\(8x^{12}+36x^8+54x^4+27\)
