Absolute Value Functions

Determine the vertex of the function

• (-2, 5)
• (-2, -5)
• (2, 5)
• (2, -5)

Determine the vertex for each absolute value function

• (-3, -1)
• (-3, 1)
• (3, -1)
• (3, 1)

Determine the Range of the function

• All Reals
• y > 2
• x > 3
• y < 2

Determine the Domain

• x > 5
• x > -5
• All Reals
• x > 1

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

The function
 ^{f(t) = -2|t - 15| + 50}
is graphed and represents weekly sales of shoes, f(t) in $1000s, where t is weeks. What is the domain for this graph?

• 0 ≤ t ≤ 40
• 0 ≤ t ≤ ∞
• 20 ≤ t ≤ 40
• -∞ ≤ t ≤ 50

Which function is graphed?

• f(x) = 2|x + 2| - 3
• f(x) = |¹/₂x + 2| - 3
• f(x) = |¹/₂x + 3| - 2
• f(x) = 4|¹/₂x + 3| - 2

Which of the following is the graph of an absolute function?

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