Algebra 1 Unit 7 Review - Quadratic Equations

Tags

CCSS.8.EE.A.2

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 parabola have? 

• 3
• 2
• 0
• 1

Tags

CCSS.HSA.APR.B.3

When looking at a quadratic graph, the solution(s) are always the _____________.

• y-intercept

• vertex

• x-intercept(s)

• axis of symmetry

How many solutions are there?

• 0

• 1

• 2

• 3

What are the solutions to...

• x = 3 , x =-5

• x = 3 , x= 5

• x = 1.5 , x= -5

• x = -1.5 , x = 5

Tags

CCSS.HSA-REI.B.4B

Examine the ordered pairs.

(-4, 3), (-3, 0), (-2, 1), (-1, 0), (0, 3)

Which function represents the data shown?

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Find the best fitting quadratic model for the data given.

• y = 1.2x² + 13x + 504.3

• y = 12x² + 13x + 504.3

• y = .12x² + 1.3x + 504.3

Using the quadratic curve of best fit, find the height of the ball when it traveled a distance of 10 feet.

• 12.8 ft

• 13.3 ft

• 11.1 ft

• 17 ft

What are the solutions?

• 0 and 8
• -2 and -4
• 3 and -1
• 2 and 4