Exercice 3: factoriser: a) x + 7x² b) 3x(6x-10) + 3x(10-2x) c) (5x-7)² + 2(5x-7) d) 14(9-11x)-(9-11x)²
Mathématiques
chloectp1
Question
Exercice 3: factoriser:
a) x + 7x²
b) 3x(6x-10) + 3x(10-2x)
c) (5x-7)² + 2(5x-7)
d) 14(9-11x)-(9-11x)²