Introduction to Graphing Parabolas

Use the graph to determine the solutions.

• -1 and -3

• 1 and -3

• 1 and 3

• -1 and 3

The axis of symmetry line passes through which point?

• y-intercept

• any random point

• vertex

• symmetrical point for the vertex

A parabola has a vertex at (-3,2).
Where is the axis of symmetry?

• y = -2

• x = 3

• x = -3

• y = 2

Identify the correct graph.

• A

• B

• C

• D

Tags

CCSS.HSF-IF.C.7A

Identify the correct graph.

• A

• B

• C

• D

Which of the following is the correct equation for the given graph?

• f(x) = (x - 2)² - 1

• f(x) = (x + 2)² - 1

• f(x) = -(x + 2)² - 1

• f(x) = -(x - 2)² - 1

Tags

CCSS.HSF-IF.C.7A

What is the green dashed line called?

• roots or x-intercepts

• parabola

• axis of symmetry

• y intercept

Tags

CCSS.HSF-IF.C.7A

What is the equation of this graph?

• f(x) = -1 (x-3)(x+1)

• f(x) = -2 (x+3)(x-1)

• f(x) = -1/2 (x+3)(x-1)

• f(x) = -1/2 (x-3)(x+1)

Tags

CCSS.HSF-IF.C.7A

Does the equation open up or down? 
Y = -3x² +7x - 2

• up

• down

• Neither; it opens to the right.

• Neither; it opens to the left.

Tags

CCSS.HSF-IF.C.7A

What are the x-intercepts of the function?

y=(x-4)(x-2)

• x=4 and x=2

• x=-4 and x = -2

• x = 4 and x= -2

• x = -4 and x = 2

Tags

CCSS.HSF-IF.C.7C