Graph the function y=(x - 4)(x - 2). What is the relationship between the axis of symmetry and its intercepts?

Guided Practice

Graph the function using its intercepts.

Graph the function using its intercepts.

Graph the function using its intercepts.

Graph the function using its intercepts.

Solve this linear equation.

What does is it mean to solve an equation?

Click on the x-intercepts to this quadratic equation.

Sometimes x-intercepts are called the "zeroes" of a equation. Based on the graph of quadratic equations why do you think that is?

How many intercepts can a quadratic equation have?

How many zeroes can a quadratic equation have?

Click on the solutions to this quadratic equation.

What is the difference between the solutions to a quadratic equation and its x-intercepts?

How many solutions can a quadratic equation have?

Draw an example of a quadratic equation with 0 solutions.