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.HSA.APR.B.3

CCSS.HSA.REI.D.10

Which point is the vertex?

• (-8, 0)

• (-5, -9)

• (-2, 0)

• (-9, -5)

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSG.GPE.A.2

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.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

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.HSF.IF.A.1

CCSS.HSF.IF.A.2

CCSS.HSF.IF.B.4

CCSS.HSF.IF.B.5

CCSS.HSF.IF.C.7

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.B.4

CCSS.HSF.IF.C.7

Find the decreasing interval

• $\left(-\infty,2\right)$

• $\left(2,\ \infty\right)$
  

• $\left(-\infty,\ -2\right)$
  

• $\left(-2,\ \infty\right)$
  

Tags

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

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.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7