Key Features of Quadratic Functions

What is the significance of the ordered pair (0, -2) to the graph?

• It is the vertex

• It is an x-intercept

• It is the y-intercept

• It is the axis of symmetry

Tags

CCSS.HSF-IF.C.7A

What is the significance of the ordered pair (3, 0) to the graph?

• It is the maximum point

• It is the vertex

• It is the y-intercept

• It is an x-intercept

Tags

CCSS.HSF-IF.C.7A

Which point is the vertex?

• (-8, 0)

• (-5, -9)

• (-2, 0)

• (-9, -5)

Tags

CCSS.HSF-IF.C.7A

Which function has a vertex that is a minimum?

• 
• 
• 
• All of the above

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the range of the function?

• $\left(-\infty,\infty\right)$

• $\left(-\infty,18\right]$
  

• $\left[18,\ \infty\right)$
  

• $\left[6,\infty\right)$
  

Tags

CCSS.HSF-IF.C.7A

What is the domain of the function?

• $\left(-\infty,\infty\right)$

• $\left(-\infty,18\right]$
  

• $\left[18,\ \infty\right)$
  

• $\left[6,\infty\right)$
  

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the increasing interval of the function?

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the decreasing interval of the function?

Tags

CCSS.HSF-IF.C.7A

Find the decreasing interval

• $\left(-\infty,2\right)$

• $\left(2,\ \infty\right)$
  

• $\left(-\infty,\ -2\right)$
  

• $\left(-2,\ \infty\right)$
  

Tags

CCSS.HSF-IF.C.7A

Find the increasing interval

• $\left(-\infty,2\right)$

• $\left(2,\ \infty\right)$
  

• $\left(-\infty,\ -2\right)$
  

• $\left(-2,\ \infty\right)$
  

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

CCSS.HSA.REI.D.10