1. what is the vertex of the parabola? a. (-1,0) b. (0, -3) c. (1, -4) d. (3, 0) 2. which of the following has a graph that is wider than the graph of y=3x^2+2? a. y=3x^2+3 b. y=0.5x^2+1 c. y=-4x^2-1 d. y=4x^2+1 3. which graph represents the unction y=-2x^2-5? 4. what is the order, form narrowest to widest graph, of the quadratic functions f(x)=-10x^2, f(x)=2x^2, f(x)=0.5x^2 a. f(x)=-10x^2, f(x)=2x^2, f(x)=0.5x^2 b. f(x)-2x^2, f(x)=-10x^2, f(x)=0.5x^2 c. f(x)=0.5x^2, f(x)=2x^2, f(x)=-10x^2 d. f(x)=0.5x62, f(x)=-10x^2, f(x)=2x^2