Interpreting Key Features of Quadratics

What is the domain of the function?

• 0<h<80

• 0≤h≤80

• 0≤t≤4.5

• 0<t<4.5

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Does this graph have a maximum or minimum value?

• maximum

• minimum

• neither

• both

Tags

CCSS.HSF-IF.C.7A

What is the "formula" for finding the axis of symmetry?

Which of the following equations matches standard form of a quadratic?

• ax + by = c

• y = a(x - h)² + k

• y = ax² + bx + c

• y = mx + b

Name the vertex to the given quadratic graph

• (2,3)

• (3,2)

• (0,-1)

• (4,-1)

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

• y-intercept, 0 feet

• x-value of the vertex, 2 feet

• y-value of the vertex 10 feet

• x-intercept. 3.85 feet

What key feature tells the lowest point on the roller coaster?

• y-intercept

• vertex

• Axis of Symmetry

• x-intercept

Tags

CCSS.HSF-IF.C.7A

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

Tags

CCSS.HSF-IF.C.7A

What was the height of the ball at 1 second?

• 3 feet

• 4 feet

• 5 feet

Approximately how long did it take the water from the fountain to hit the pool below?

• about 1.85 second

• about 2.85 seconds

• about 3.85 seconds

• about 4.85 seconds