Graphing Quadratics Practice

A quadratic equation with a vertex at $\left(9,\ -2\right)$ has an axis of symmetry at.....? 

•  $x=9$  

•  $9$  

•  $x=-2$  

•  $-2$  

•  $x=2$  

Tags

CCSS.HSA.REI.B.4

Which of the following is the correct equation for the given graph?

• y = (x - 2)² - 1

• y = -(x + 2)² - 1

• y = (x + 2)² - 1

• y = -(x - 2)² - 1

Tags

CCSS.HSF-IF.C.7A

 $f\left(x\right)=-\left(x-4\right)^2+1$  

Choose the correct graph of the equation.

• 
• 
• 
• 

Tags

CCSS.HSF-IF.C.7A

Where is the axis of symmetry for this parabola?

• x = −1
• x = 0
• y = 3
• x = −3

Tags

CCSS.HSA.REI.B.4

Find the Vertex: y= -5x² -20x - 26

• (-2, -6)

• (2, 6)

• (6,2)

• (3, 6)

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Which answer choice describes  y = -3x² +7x - 2 accurately?

• opens up with a maximum
• opens up with a minimum
• opens down with a maximum
• opens down with a minimum 

Tags

CCSS.HSF-IF.C.7A

Is this a max or min?

• max
• min
• cannot be determined

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2

What is the x-value of the vertex for the function: $y=2x^2-4x+9$  

• x = 1

• x = -1

• x = -2

• x = 4

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the y-intercept of the following funtion

f(x) = -2x² +3x - 7

• (0, -2)

• (0, 3)

• (0, -7)

• (0, 7)

Tags

CCSS.HSF-IF.C.7A

What is the vertex of the following function:  $2x^2+4x-5$  

• (0, -5)

• (-3, 0)

• (1, 0)

• (-1, -7)

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.C.8