Réponses:
f(x)= -3x+4 m= -3 p= 4
f(x)= 5+2x m= 2 p= 5
f(x)= x+9 m= 1 p= 9
f(x)= x/3 - 1 m= 1/3 p= -1
f(x)= 3(-5x+4) = -15x+12 m= -15 p= 12
f(x)= 7x m= 7 p= 0
f(x)= x²-x(x+5) = x²-x²-5x = -5x m= -5 p=0
f(x)= 9+ 2x/5 m= 2/5 p=9
f(x)= (x-4)(x+3)+x(2-x) = x²-4x+3x-12 + 2x - x²
= x -12 m= 1 p= -12