Intro to Quadratics

Is this a max or min?

• max

• min

• cannot be determined

Tags

CCSS.HSF-IF.C.7A

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

• y-intercept

• Zeros

• x-axis

• They don't have another name

Tags

CCSS.HSF-IF.C.7C

Does the graph have a minimum or maximum?

• minimum

• maximum

Tags

CCSS.HSF-IF.C.7A

Which of the following is the vertex of the graph?

• (2, 0)

• (-2, 0)

• (0, 4)

• (-1, 3)

What shape is the graph of a quadratic?

• Hyperbola

• Parabola

• Straight Line

• Circle

Tags

CCSS.HSF-IF.C.7A

Does the graph have a minimum or a maximum?

• minimum

• maximum

Tags

CCSS.HSF-IF.C.7A

Find the vertex of
y = x² + 4x + 1
Use the equation in the picture!

• (0, 0)

• (-2, 13)

• (2, 13)

• (0.375, 6.0625)

Find the vertex of
y = 4x² + 4x + 4
Use the equation in the picture!

• (0, 0)

• (-0.5, 7)

• (0.5, 4)

• (0.375, 6.0625)

Parabolas can open which of the following ways?

• Up

• Down

• Right

• Left

A parabola changes direction at what point?

• Slope

• Y-intercept

• vertex

• x-intercept