Răspuns:
Explicație pas cu pas:
1) a) f(1) = 1-3 +2 = 0, deci produsul = 0
b) f(0 - (f(2) = 2 - (4-6 +2) = 2 - 0 = 2
3) Varful (-b/2a, -delta/4a)
-b/2a = 12/8 = 3/2
delta = 144 -144 = 0
V(3/2, 0)
5) Aflam radacinile:
delta = 36 - 20 =16
x1,2 = (6 +- 4)/2
x1 = 2/2 =2
x2 = 10/2 = 5
dist = 5 -2 = 3
