Interpretin g Quadratic Graphs

Is this a max or min?

• max
• min
• cannot be determined

Tags

CCSS.HSF-IF.C.7A

How many solutions does this graph have?

• one
• two
• no solutions
• cannot be determined

What are the x- intercepts?

• x= 0 and x= -4
• x= 0 and x= 4
• y= 0
• x= 2

Tags

CCSS.HSF-IF.C.7A

How many zeros does this quadratic have?

• 1
• 2
• 3
• 0

Tags

CCSS.HSF-IF.C.7A

Does
y = -4x²
have a maximum or minimum value?

• maximum
• minimum

Tags

CCSS.HSF-IF.C.7A

A parabola is upside-down when a is:

• negative
• positive
• 0
• infinite

What is another name for the x-intercepts of a quadratic?

• y-intercept
• Zeros
• x-axis
• They don't have another name

Tags

CCSS.HSF-IF.C.7C

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 was the rocket in the air?

• 1 second

• 7 seconds

• 14 seconds

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 is the height of the rocket at 5 seconds?

• 30 feet

• 60 feet

• 65 feet

• 70 feet

Jason jumped off of a cliff into the ocean in Acapulco while vacationing with some friends. His height as a function of time could be modeled by the function h(t) = –16t² - 16t + 480, where t is the time in seconds and h is the height in feet. How long does it take Jason to hit the water?

• 30 seconds

• -6 seconds

• 16 seconds

• 5 seconds