Level:
Project ID:
1103083104
Accepted:
1
Clonable:
0
Easy:
0
The quadratic function \( f \) is graphed in the picture. Which of the following is its equation?
\( f(x)=\frac23x^2-4x+4 \)
\( f(x)=x^2-6x+7 \)
\( f(x)=\frac13x^2-2x+1 \)
\( f(x)=x^2-2x+4 \)