Unit 1 Quiz 1

What is the green dashed line called?

• roots or x-intercepts
• parabola
• axis of symmetry
• y intercept

Where is the axis of symmetry for this parabola?

• x = −1
• x = 0
• y = 3
• x = −3

The axis of symmetry line passes through which point?

• y-intercept
• any random point
• vertex
• symmetrical point for the vertex

What is the vertex of the graph?

• (2, 4)
• (3, -1)
• (0, 8)
• (4, 2)

What is the vertex of the given parabola?

• (1, 2)

• x = 2

• (2, 1)

• (0, -4)

Does the parabola
f(x)=4(x-2)² + 3
open up or down?

• up
• down

Given the equation for this parabola:
 y=-(x-4)²-3,
does this parabola have a maximum or minimum value?

• Maximum
• Minimum

Which equation has a vertex of (-3, 4)?

• y = 2(x+3)² + 4
• y = (x+3)² - 4
• y = (x-3)² + 4
• y = 2(x - 3)² + 4

Transformation: 
Which of the following describes the transformation of the graph g(x) = x² + 5 from the parent function? 

• Translate 5 units up
• Translate 5 units down
• Translate 5 units to the right
• Translate 5 units to the left.

Transformation: 
Which describes the transformation of the graph f(x) = x² to the graph of g(x) = 5x² ?

• The graph of g(x) is wider.
• The graph of g(x) is narrower
• The graph of g(x) reflects
• The graph of g(x) is to the right