Question

g(x)=2x-2si f(x)=xpatrat-x care sunt absciselepunctelor de intersectie

Answer 1

y=2x-2
y=x^2-x
2x-2=x^2-x
x^2-3x+2=0
delta=1
x1=3+1/2=2, y1=2
x2=3-1/2=1, y2=0
S={1,2}