Parabolas Graphing

Use the graph to determine the solutions.

• -1 and -3

• 1 and -3

• 1 and 3

• -1 and 3

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

The axis of symmetry line passes through which point?

• y-intercept

• any random point

• vertex

• symmetrical point for the vertex

If the directrix is above the vertex the parabola opens ​ (a)   and if the directrix is below the vertex the parabola opens ​ (b)  

• down

• up

• left

• right

Graph the parabola represented by the equation:

Tags

CCSS.HSA.CED.A.2

Match the description to its equation.
Moves up 2
Moves left 4

• A

• B

• C

• D

Match the description to its equation.
Moves down 1
Moves right 1

• A

• B

• C

• D

Graph the parabola represented by the equation:

Tags

CCSS.HSA.CED.A.2

Plot the positive parabola by placing the y-intercept at y=-3 and the vertex at (2,-4)

Tags

CCSS.HSF-IF.C.7A