Unit 8 Quiz - Intro to Quadratics

_________ - A nonlinear functioon that can be written in the form $y=ax^2+bx+c$  

• Quadratic Function

• Linear Function

Does the graph have a minimum or a maximum?

• minimum
• maximum

Does the graph have a minimum or maximum?

• minimum
• maximum

Which of the following is the vertex of the graph?

• (2, 0)
• (-2, 0)
• (0, 4)
• (-1, 3)

Which of the following is the vertex of the graph?

• (0, 3)
• (3, -6)
• (1, 10)
• (4, -5)

Which equation do you use to find the axis of symmetry? 

• y = mx + b
• x = -b / 2a
• x = a(b)^x
• y = -b / 2a

What is the "b" in this equation? 

• 1
• 4
• 0
• x

What is the "a" in this equation? 

• 1
• -8
• 15
• x²

A parabola has a vertex at (-3,2). Where is the axis of symmetry?

• y = -2
• x = 3
• x = -3
• y = 2

What is another name for the x-intercepts of a quadratic?

• y-intercept
• Zeros
• x-axis
• They don't have another name