Exploration with Factoring and Quadratic Graphs

The graph of a quadratic function is shown on the grid. Which statement appears to be true?

(a)  

• The function has 3 zeros.

• The maximum value of the function is 3.

• The vertex of the graph of the function is (4,1).

• The equation of the axis of symmetry is x=1

Tags

CCSS.HSF-IF.C.7A

What is the equation for axis of symmetry?

• y=3

• x=3

• x=5

• x=1

Tags

CCSS.HSF-IF.C.7A

Use the graph to determine the solutions.

• -1 and -3

• 1 and -3

• 1 and 3

• -1 and 3

The axis of symmetry line always passes through which point?

• y-intercept

• any random point

• vertex

• x-intercepts

The graph of a quadratic function is called a

• Parabola

• Vertex

• Axis of Symmetry 

• Vertex Form

Tags

CCSS.HSF-IF.C.7A

The vertex of this graph is a

• maximum

• minimum

Factor:  6x² + 9x

• (6x + 1)(x + 3)

• (3x + 1)(2x + 3)

• 3x(2x + 3)

• 6x(x + 3)

Find the axis of symmetry for
f(x) = x²- 8x + 15.

• x = -4

• x = 4

• y = 4

• y = -4

What is the vertex of y = 2x² + 4x + 5 ?

• 4, 5

• 0, 5

• -1, 3

• -1, -3

What is the green dashed line called?

• roots or x-intercepts

• parabola

• axis of symmetry

• line of dashes

Tags

CCSS.HSF-IF.C.7A