Răspuns :
faci cu delta si x=2 .. si x-1 la puterea 100 e 1 la puterea 100 care e egal cu 1
x^2-4x+4=0
∆=b^2-4ac
∆=(-4)^2-4•1•4
∆=0
x1=x2=x=-b/2a=4/2•1=2
(x-1)^100=(2-1)^100=1^100=1
∆=b^2-4ac
∆=(-4)^2-4•1•4
∆=0
x1=x2=x=-b/2a=4/2•1=2
(x-1)^100=(2-1)^100=1^100=1