/ 2\ |1 - 2*x + 3*x | lim |--------------| x->0+\ -2 + x /
Limit((1 - 2*x + 3*x^2)/(-2 + x), x, 0)
= -1/2
/ 2\ |1 - 2*x + 3*x | lim |--------------| x->0+\ -2 + x /
-1/2
= -0.5
/ 2\ |1 - 2*x + 3*x | lim |--------------| x->0-\ -2 + x /
-1/2
= -0.5
= -0.5