Finding the Vertex from All Forms

Find the vertex of the following quadratic equation:

• (1, 2)

• (-1, -2)

• (-1, 3)

• (0, 0)

What is the vertex of this parabola?

• (1, 2)

• (-1, -2)

• (1, -2)

• (-1, 2)

What is vertex of the quadratic function x²+4x-21?

• (4, -21)

• (-2,-25)

• (2, -21)

• (4, -25)

The axis of symmetry line passes through which point?

• y-intercept

• any random point

• vertex

• symmetrical point for the vertex

Find the vertex of the following quadratic equation:

y = 2x² -16x + 33

• (-4, 129)

• (4, 1)

• (0, 0)

• (2,9)

Find the vertex of the following quadratic equation:

y = 3x²

• (0, 3)

• (-3, 0)

• (o, -3)

• (0, 0)

• (2,-5)

• (2,5)

• (-2,-5)

• (-2,5)

• (0,4)

• (4,0)

• (-4,0)

• (0,-4)

• (0,3)

• (0,-3)

• (3,0)

• (-3,0)

• (-2,-2)

• (-2,2)

• (2,-2)

• (2,2)