Find the Zeros of Quadratic Functions

Use the graph to determine the solutions.
*Hint: Solutions = roots = zeros = x-intercepts

• -1 and -3

• 1 and -3

• 1 and 3

• -1 and 3

The point in which a graph hits the x-axis is know as the _____

• Solution

• x-intercept

• Root

• All answers are correct

How many zeros does this parabola have? 

• 3

• 2

• 0

• 1

What is another word for zeros?

• y-intercepts

• roots

• vertex

• axis of symmetry

Find the zeros.

• 0 and 4

• 0 and -4

• 0

• -4

What are the x- intercepts?

• x= 0 and x= -4

• x= 0 and x= 4

• y= 0

• x= 2

How many zeros does this parabola have? 

• 3

• 2

• 0

• 1

Solve using the quadratic formula

•  

•  

•  

•  

How many zeros does this parabola have? 

• 3

• 2

• 0

• 1

The solutions of a quadratic equation are known as the _____.

• Vertices

• Roots

• Squares

• Formulas