Key Feature Quadratic

Label the graph. Match the zero smaller and larger values by placing the box on the graph next to what it represents.

e

a

f

g

d

Zero larger value

Vertex (-4, 1)

Minimum

Vertex (1, -4)

Zero smaller value

Maximum

Axis of Symmetry: x = 0

Axis of Symmetry: x = -4

Match the following

• (0, -3)

• Decreasing

• (-1,0) & (3,0)

• X Intercepts

• (1,4)

• Increasing

• -1 to 1

• Vertex

• 1 to 3

• Y Intercept

Label the indicted part

• Vertex

• Axis of Symmetry

• x-intercept

• y-intercept

• (3,0)

• Min

• 3

• (0,9)

• 0

• (0,3)

• (9,0)

• Max

Labeling the points of vertex, solutions, y-intercept

a

b

c

d

Solution

Vertex

y-intercept

Solution

Label the quadratic function.

a

b

c

d

Zeros, X-intercepts, Solutions

Y-Intercept

Vertex

Axis of Symmetry

What is the equation for axis of symmetry?

• y=3

• x=3

• x=5

• x=1

What is the significance of the ordered pair (2, -4) to the graph?

• It is the vertex

• It is an x-intercept

• It is the y-intercept

• It is the axis of symmetry

When did the ball reach its maximum height? Choose the key feature and the answer.

• y-intercept, 3 secs

• x-value of the vertex, 4 secs

• y-value of the vertex, 5 secs

• y-intercept, 0 secs

What was the maximum height of the ball? Choose the key feature and the answer choice.

• y-intercept, 3 feet

• y-intercept, 0 feet

• x-value of the vertex, 4 feet

• y-value of the vertex, 5 feet