Pre-Assessment Quadratics

Identify the y-intercept

• (-1,9)

• (0,-8)

• (-4,0)

• (0,0)

Does this parabola have a maximum or minimum?

• Maximum

• Minimum

The graph of a quadratic function is shown.

What are the zeros of the function?

(Select TWO correct answers)

Organize these options into the right categories.

Groups:

(a) Supported by the Graph

,

(b) Not Supported by the Graph

• The axis of symmetry is y = -2

• The vertex is (-2, 3)

• The maximum value is 3

• The y-intercept is (2, 0)

• The zeros are -5 and 1

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

How high was the ball when it was thrown? Choose the key feature and the answer.

• y-intercept, 0 feet

• y-intercept, 3 feet

• x-value of the vertex, 4

• y-value of the vertex 5

What was the height of the ball at 1 second?

• 3 feet

• 4 feet

• 5 feet

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

• x-value of vertex, 2 seconds

• y-value of vertex, 9 seconds

• y-intercept, 0 seconds

• x-intercept, 3.8 seconds

What key feature tells the initial height of the roller coaster?

• y-intercept

• x-intercept

• axis of symmetry

• vertex