Quadratic Functions Attributes

What is the axis of symmetry for the following equation?
y=4x²-8x+9

• x=-8

• x=1

• x=-1

• x=2

What is the vertex of the quadratic function: y=1/2(x-3)²+8?

• (3,8)

• (-3,-8)

• (-3,8)

• (3,-8)

The axis of symmetry of this parabola is...

• y=4

• y=-4

• x=4

• x=-4

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 

Match the following attributes to their coordinates or equation.

• Vertex

• (1,0) and (5,0)

• x-intercepts

• x=3

• axis of symmetry

• Vertex

• y-intercept

• (0,-5)

• Maximum

• (3,4)

Match the following coordinate or equation to its special attribute.

• Is the x value of the vertex.

• Vertex

• Graph opens up

• a>0

• Crosses the y-axis

• Axis of Symmetry

• Crosses the x-axis

• x-intercepts

• Minimum

• y-intercept

Select the correct answer for the attributes below: Vertex: ​ (a)   Domain: ​ (b)   Range: ​ ​ (c)   x - Intercepts: ​ (d)   y - intercepts: ​ (e)  

• (-2, -6)

• All Real Numbers

• (-4.5,0) and (1.5,0)

• (0,-2)

• (0,-4.5) and (0,1.5)

• (-2,0)

• (-6,-2)

Identify the attributes of the graphed quadratic function. (NOT ALL ANSWER CHOICES WILL BE USED)

a

b

c

Vertex

Axis of Symmetry

Slope

X-Intercept(+)

X-Intercept(-)

Y-Intercept

Identify the attributes of the graphed quadratic function. (NOT ALL ANSWER CHOICES WILL BE USED)

a

b

c

d

Y-Intercept

Vertex

X-Intercept(-)

Axis of Symmetry

Slope

X-Intercept(+)

Which of the following are true about the quadratic function shown? (You can choose more than one answer)

• There are two roots

• the axis of symmetry is at x = -2

• the vertex is a maximum

• the vertex is (-2, 0)