Parabola Test

Match the correct graph to the following function:

 $y\ =\ \left(x+7\right)\left(x+2\right)$  

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• 
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Identify the vertex:

 $y\ =\ -2x^2+32x-119$  

• (9,-8)

• (8,9)

• (9,8)

• (-9,8)

Identify the vertex: 

 $y\ =\ \frac{1}{2}\left(x+2\right)^2+5$  

• (2,5)

• (-2,5)

• (-3,6)

• (-5,2)

Identify the vertex:

y = (x-3)(x-1)

• (-2,-2)

• (-2,1)

• (2,-1)

• (1,1)

Identify the axis of symmetry:

 $y\ =\ 2x+24x+74$  

• y = 2

• x = 6

• x = -5

• x = -6

Identify the axis of symmetry:

 $y\ =\ -\left(x-3\right)^2-6$  

• x = 3

• x = -3

• y = 3

• y = 6

Identify the axis of symmetry:

y = -2(x-2)(x+2)

• x = -2

• x = -1

• x = 0

• x = 1

Identify the direction the parabola opens:

y = (x-4)(x+2)

• up

• down

Identify the direction the parabola opens:

 $y\ =\ -x^2+2x-5$  

• up

• down

Identify the y-intercept:

 $y\ =\ 54x^2-36x\ +\ 12$  

• y = 54

• y = -36

• y = 36

• y = 12