Modeling Quadratic Functions

Find the quadratic function passing through the points (0, -3), (1, 2), and (2, -1).

• y = - x² + 2x - 3

• y = x² - 2x + 3

• y = x² - 3

• y = - 4x² +9x - 3

Tags

CCSS.HSA.CED.A.1

Y = ax² + bx + c is called the ______________ form of a quadratic equation.

• Vertex
• Intercept
• Standard
• Usual

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Determine what the question is looking for:

Jack is throwing a baseball. What is the highest in the air the ball will get?

• y-intercept

• vertex

• plug in a value for x

• x-intercept

Tags

CCSS.HSA.REI.B.4

If each mark on the x-axis represents one second, when did the object reach the ground?

• 2.5 seconds

• 6 seconds

• 5.5 seconds

• 5 seconds

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

CCSS.HSA.REI.C.7

A kid launches a rock off of a cliff. The height of the rock after t seconds can be modeled by the graph shown. What is the height of the cliff?

• 1.094 ft

• 174.141 ft

• 155 ft

• 4.393 ft

• None of the above

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

A kid launches a rock off of a cliff. The height of the rock after t seconds can be modeled by the graph shown. When does the rock hit the ground?

• 1.094 seconds

• 174.141 seconds

• 155 seconds

• 4.393 seconds

• None of the above

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.11

CCSS.HSA.REI.C.7

A kid launches a rock off of a cliff. The height of the rock after t seconds can be modeled by the graph shown. What is the maximum height the rock reaches ?

• 1.094 ft

• 174.141 ft

• 155 ft

• 4.393 ft

• None of the above

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.REI.B.4

A kid launches a rock off of a cliff. The height of the rock after t seconds can be modeled by the graph shown. How long does it take the rock to reach its maximum height?

• 1.094 seconds

• 174.141 seconds

• 155 seconds

• 4.393 seconds

• None of the above

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.REI.B.4

Mrs. Martone's 7th grade science class built and launched rockets. The graph below shows the height, in feet, over time, in seconds, of a student's rocket. Use the graph to answer the questions below. How long did it take the rocket to reach its maximum height?

• 1 second

• 5 seconds

• 7 seconds

• 11 seconds

Tags

CCSS.HSA.REI.D.10

Mrs. Martone's 7th grade science class built and launched rockets. The graph below shows the height, in feet, over time, in seconds, of a student's rocket. Use the graph to answer the questions below. What was the maximum height the rocket reached?

• 25 feet

• 45 feet

• 65 feet

• 85 feet

Tags

CCSS.HSA.REI.D.10