Quadratic Equations from Graphs

What is the equation of the function in the graph?

• y = x² + 6x - 9

• y = x² + 6x + 9

• y = x² + 3

• y = x² - 3

What is the equation of the quadratic function in the graph?

• y = (x + 1)² - 4

• y = (x - 1)² + 4

• y = (x - 1)² - 4

• y = (x + 1)² + 4

What quadratic function is modeled by the table?

• y = x² + 3x +3

• y = x² + 3x + 5

• y = x² - 3x +3

• y = x² + 2x +5

Select all the equations that would graph the parabola.

• y = (x + 1)² - 1

• y = (x - 1)² - 1

• y = x² + 2x

• y = x(x - 2)

• y = x(x + 2)

Tags

CCSS.HSF-IF.C.7A

Select all the equations that would graph the parabola.

• y = (x + 5)² - 4

• y = x² + 10x + 21

• y = x² - 10x + 21

• y = (x - 5)² - 4

• y = (x + 7)(x + 3)

Tags

CCSS.HSF-IF.C.7A

Select all the equations that would graph the parabola.

• y = x² + 4x - 12

• y = -1/2(x + 2)² + 8

• y = -1/2x² - 2x + 6

• y = -(x + 2)² + 8

• y = -1/2(x + 6)(x - 2)

Tags

CCSS.HSF-IF.C.7A

Select all the equations that would graph the parabola.

• y = -x² - 4x + 4

• y = -(x + 4)² +2

• y = -(x +2)² + 4

• y = -x² +4x

• y = -(x - 2)² + 4

Tags

CCSS.HSF-IF.C.7A

Select all equations that would graph the following quadratic.

• y = 3(x - 1)² - 3

• y = 3(x - 3)² + 1

• y = 3x(x - 2)

• y = 3x² - 6x

• y = 3x² + 3x + 6

Tags

CCSS.HSF-IF.C.7A

Select all quadratic equations that have zeros at (3, 0) and (-5, 0).

• y = (x - 3)(x + 5)

• y = x² + 2x - 15

• y = 3x² + 6x - 45

• y = 2(x + 1)² - 32

• y = 4(x + 1)² + 15

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

How many zeros does this parabola have? 

• 3

• 2

• 0

• 1

Tags

CCSS.HSA.APR.B.3