Exercice 34: factoriser les expressions.
Factoriser les expressions suivantes :
A = 13(x + 2) + 5(x + 2)
B = 3x(x + 2) - 5(x + 2)
C = 4(x + 3) + 9x(x + 3)
D = 7x(3x + 1) - 10x(3x + 1)