Quadratic Functions Review

Is this a max or min?

• max
• min
• cannot be determined

Mikkel threw a foam soccer ball in the air. Cameron wanted to find out how high the soccer ball got given that it took 1 second to get to its highest point.

Which one are we looking for?

• x at vertex

• y at vertex

• positive zero

Does this parabola have a maximum or minimum?

• Maximum
• Minimum

Tags

CCSS.HSF-IF.C.7A

What are the zeros?

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

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

How do I find…

The starting point of an object that is dropped?

• Find the x-value of the vertex

• Find the y-value of the vertex

• Find the y-intercept

• Find the x-intercepts and choose positive value

What is the range of the graph?

• All real numbers
• 0 ≤ x ≤ 4
• 0 ≤ x ≤ 2000
• 0 ≤ y ≤ 2000

Tags

CCSS.HSF.IF.B.5

CCSS.8.F.A.1

What are the zeros of the function?
(*FACTOR AND SOLVE*)

• -2, 4
• -8
• ±8
• No real solution

Tags

CCSS.HSA-REI.B.4B

What is the range of the graph?

• All real numbers
• To infinity and beyond
• y ≥ 0
• x ≥ 0

Tags

CCSS.HSF.IF.B.5

CCSS.8.F.A.1

.How many zeros does this parabola have? 

• 3
• 2
• 0
• 1

Tags

CCSS.HSF-IF.C.7A

Andrew wants to know how long his model rocket will be in the air after he lights the fuse to launch it from a 1.5-foot launch pad.

Which one are we looking for?

• x at vertex

• y at vertex

• positive zero