Graphing Radical Functions and Absolute Value Review

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

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 range for this graph?

• 20 ≤ f(t) ≤ 50

• 0 ≤ f(t) ≤ ∞

• 0 ≤ f(t) ≤ 50

• -∞ ≤ f(t) ≤ 50

Which function shows horizontal translation and a vertical stretch?

• f(x) = -2|-x | 

• f(x) = -3|x| - 7

• f(x) = -|-x + 1| + 4

• f(x) = 5|x - 4| - 1

Which function is graphed?

• f(x) = 2|x + 2| -4

• f(x) = 2|x - 4| + 2

• f(x) = |x + 2| - 4

• f(x) = -2|x - 4|

• A
• B
• C
• D

Which is the graph of  f(x) = √x +3

• A

• B

• C

• D

• A
• B
• C
• D

Which equation is shown graphed?

• y = √(x + 4)

• y = √(x − 4)

• y = √(x) + 4

• y = √(x) − 4

Which equation is shown graphed?

• y = −√(x + 1) + 4

• y = −√(x − 1) + 4

• y = √(x − 1) + 4

• y = √(x + 1) + 4

• A
• B
• C
• D