Absolute Value

Is absolute value always positive?

• yes
• no

Tags

CCSS.6.NS.C.7C

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

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.4

CCSS.HSF.IF.B.5

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

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

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

Tags

CCSS.HSF.BF.B.3

Which function shows a horizontal stretch and a vertical translation?

• f(x) = 9|-x|  + 2
• f(x) = |¹/₂x + 3| - 7
• f(x) = -|4x + 1| + 5
• f(x) = ¹/₃|2x - 4| - 1

Tags

CCSS.HSF.BF.B.3

CCSS.HSG.CO.A.2

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|

Tags

CCSS.HSF-IF.C.7D

Which function is graphed?

• f(x) = 2|x - 5|
• f(x) = |x - 5|
• f(x) = |x - 5| + 5
• f(x) = |x| + 5

Tags

CCSS.HSF-IF.C.7D

What is the vertex of the following function?
y= 4|x|+1

• (0,1)
• (4,1)
• (-4,1)
• (4,-1)

Tags

CCSS.HSF-IF.C.7D

What is the vertex of the following function?
y= -4|x+2|+5

• (-4,2)
• (-2,5)
• (-4,-2)
• (2,5)

Tags

CCSS.HSF-IF.C.7D

What is the equation of the graph below? You can click the picture to zoom in!

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

Tags

CCSS.HSF-IF.C.7D