SubArea: Quadratic functionsLevel: BProject ID: 2010017002Source Problem: 9000014804Accepted: 0Clonable: 1Easy: 0The graph of the function f(x)=x2+4x+7 is a parabola. Which of the following points is the vertex of this parabola?[−2;3][3;−2][0;7][1;12]
