1.3 - Graphing Quadratic Functions

The equation y = x² + 3x - 18 is graphed. Based on this graph, what are the x-intercepts?

• (-3,0) and (6,0)

• (0,0) and (8,0)

• (3,0) and (-6,0)

• (3,0) and (-8,0)

What are the x- intercepts?

• (0,0) and (-4,0)

• (0,0) and (4,0)

• (0,0) and (2, -2)

• (2, -2) and (4,0)

Find the Vertex: f(x) = x² + 10x + 21

• (-5,-4)

• (1,10)

• (10,21)

• No Real Solution

What is the equation for axis of symmetry?

• y=3

• x=3

• x=5

• x=1

Find the y-intercept of f(x) = 2x² - 2x + 1

• (0,2)

• (0,-2)

• (0,1)

• (0,-1)

What is the vertex of the quadratic function:

y = x² - 6x + 11?

• (3,2)

• (-3,-2)

• (-3,2)

• (3,-2)

What is the vertex?

• (2, 4)
• (3, -1)
• (0, 8)
• (4, 2)

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

What is the axis of symmetry?

• x = 2

• y = 2

• x = 5

• y = 5

What is the axis of symmetry

• x = -2

• x = 2

• y = 2

• y = -2

What is the vertex of this parabola?

• (−1, 3)

• (−3, 11)

• (−2, 5)

• (0, 5)