Sagot :
5x²+10x-20=0
Sum of roots = -2
Product of roots = -4
18p= -p²
Sum of roots = -18
Product of roots = 0
4x²-13x-12=0
Sum of roots = 13/4
Product of roots = -3
2m²= -16m
Sum of roots = -8
Product of roots = 0
5x²+10x-20=0
Sum of roots = -2
Product of roots = -4
18p= -p²
Sum of roots = -18
Product of roots = 0
4x²-13x-12=0
Sum of roots = 13/4
Product of roots = -3
2m²= -16m
Sum of roots = -8
Product of roots = 0