Absolute Value and Quadratic Functions Quiz

What is the equation of the absolute value function?

• f(x)= |x+4|
• f(x)= |x-4|
• f(x)= |x| + 4
• f(x)= |x| - 4

What is the equation of the graph below?

• f(x) = I x + 2 I 
• f(x) = I x + 2 I +2
• f(x) = I x - 2 I +2
• f(x) = I x - 2 I 

What is the vertex of the absolute value function?

• (4, 0)
• (0, 4)
• (-infinity, infinity)
• [4, infinity)

Determine the transformation 

• left 3, up 2
• right 3, up 2
• left 3, down 2
• right 3, down 2

Which equation shows a function that is translated left 4 and 7 up?

• y = |x + 4| + 7
• y = (x - 4)² + 7
• y = (x + 7)² - 4
• y = |x + 4| - 7

The coefficient "k" in vertex form controls what?
y=a(x-h)²+k

• Width and Opening Up or Down
• Width Only
• Vertical Shift
• Horizontal Shift

Describe the transformation:

y = (x-2)²+5

• left 2 up 5

• right 2 up 5

• left 2 down 5

• right 2 down 5

What are the coordinates of the vertex, and is it a maximum or minimum?

• (-1, 4); Maximum

• (-1, 4); Minimum

• (4, -1); Maximum

• (4, -1); Minimum

How did we transform from the parent function?

g(x) = -1/5(x - 1)² + 7

• reflection across the y-axis, vertical compression by 1/5, right 1, up 7

• reflection across the x-axis, vertical compression by 1/5, right 1, up 7

• reflection across the y-axis, vertical stretch by 1/5, right 1, up 7

• reflection across the y-axis, vertical compression by 1/5, left 1, down 7

Which of the following graphs represents the quadratic function above?

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