b. Identify the vertex of the parabola
c. State the equation of the axis of symmetry.
d. Factor or use the quadratic formula to find the x-intercepts of the graph, if any.
b. Identify the vertex of the parabola
c. State the equation of the axis of symmetry.
d. Factor or use the quadratic formula to find the x-intercepts of the graph, if any.
??? You want someone to do the problem for you?
What have you done on this problem yourself?
Have you completed the square in $\displaystyle f(x)= 3x^2+ 6x+ 5$?.
I will give you a hint to start: write it as $\displaystyle f(x)= 3(x^2+ 2x )+ 5$ and complete the square in the parentheses.