Răspuns :
ecuatia de gradul 2
delta=b^2-4*a*c=64-12=52
x1= (8+2radical din13)/2
x2=(8-2radical din13)/2
delta=b^2-4*a*c=64-12=52
x1= (8+2radical din13)/2
x2=(8-2radical din13)/2
ecuatia de gradul 2
delta=b^2-4*a*c=64-12=52
x1= (8+2radical din13)/2
x2=(8-2radical din13)/2