Quelqu'un peut me factoriser sa svp
(3x-5)² + (3x - 5)(7x-4)
(3x²+2X3X(-5)+(-5)²)+(3x-5)(7x-4)
(9x²-30+25)+(21x²-12x-35x+20)
9x²-5+21x²-47x+20
12x²+15-47x
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(3x²+2X3X(-5)+(-5)²)+(3x-5)(7x-4)
(9x²-30+25)+(21x²-12x-35x+20)
9x²-5+21x²-47x+20
12x²+15-47x