peux tu m'aider à factoriser les expressions suivantes (4X+3)²-2(4X+3)(X+2) 4X²+4X+1+(2X+1)(X-2) 49-(X+2)² X²-25+2(X-5)(X+3) (X+2)²-(2X+4)(X+3)+X²+4X+4 X²-X+X(X
Mathématiques
Didine9
Question
peux tu m'aider à factoriser les expressions suivantes
(4X+3)²-2(4X+3)(X+2)
4X²+4X+1+(2X+1)(X-2)
49-(X+2)²
X²-25+2(X-5)(X+3)
(X+2)²-(2X+4)(X+3)+X²+4X+4
X²-X+X(X+1)²
(4X+3)²-2(4X+3)(X+2)
4X²+4X+1+(2X+1)(X-2)
49-(X+2)²
X²-25+2(X-5)(X+3)
(X+2)²-(2X+4)(X+3)+X²+4X+4
X²-X+X(X+1)²
1 Réponse
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1. Réponse nonotata
(4X+3)²-2(4X+3)(X+2) =(4x+3)(4x+3-2x+4) =(4x+3)(2x+7)
4X²+4X+1+(2X+1)(X-2) = (2x+1)²+(2x+1)(x-2) =(2x+1)(2x+1+x-2) =(2x+1)(3x-1)
49-(X+2)² = 7²-(x+2)² =(7+x+2)(7-x-2) =(x+9)(-x+5)
X²-25+2(X-5)(X+3) =(x-5)(x+5) +2(x-5)(x+3) =(x-5)(x+5+2x+6) =(x-5)(3x+11)
(X+2)²-(2X+4)(X+3)+X²+4X+4 =(x+2)²- 2(x+2)(x+3) +(x+2)² =(x+2)(x+2+2x+6+x+2) =(x+2)(4x+10) = 2(x+2)(2x+5)
X²-X+X(X+1)² = x(x-1)+x(x+1)²= ???