TEKS 4B Practice Problems

Use the graph to determine the X-intercepts

• (-1,0) and (-3,0)

• (1,0) and (3,0)

• (0,1) and (0,3)

• (0,-1) and (0,-3)

What is the equation for axis of symmetry?

• y=3
• x=3
• x=5
• x=1

The vertex of the given quadratic function is at its minimum.

• True

• False

Name the vertex to the given quadratic graph

• (2,3)

• (3,2)

• (0,-1)

• (4,-1)

Identify the y-intercept.

• (0,3)

• (3,0)

• (1,0)

• (2,-1)

Use the picture to find  the vertex and axis of symmetry

•  Vertex (3,8) Axis x=3
• Vertex (3,8) Axis y=3
• Vertex (8,3) Axis x=3
• Vertex (8,3) Axis y=3

Does this graph have a maximum or a minimum?

• maximum

• minimum

Does this parabola have a minimum or maximum and what is its value?

• minimum: 2

• maximum: 2

• minimum: 5

• maximum: 5