Absolute Value Functions Evaluate

Solve for x
l 2x−1 l = 9

• x = 5 and x =-4

• x = 5 and x = -5

• Only x = 5

• No Solution

Evaluate: |-12|

• 12

• -12

• 0

• 1.2

Solve for x
l x−6 l + 4= 10

• x = 12 and x = 0

• x = 3 and x = -3

• x = -12 and x = 0

• No Solution

Mathematical Equivalence

OFF

What type of shape is an absolute value function?

• Line

• V

• U

• Z

Match the following functions with their types.

• f(x) = 2^x

• Exponential

• f(x) = 2x + 3

• Quadratic

• f(x) = x^2 + 4x + 4

• Absolute Value

• f(x) = 5 + 3|x - 9|

• Linear

∣ 2x + 9 ∣ = 15

• x = 3 

• x = 3
  x = -6

• x = 3
  x = -12

• x = 6
  x = -12

• {4, -4}
• {9, -9}
• {5, -9}
• {13, -1}

Solve the following equation:

|−2n| - 30 = −20

• {10, −10}

• {20, −20}

• {−5, 5}

• No Solution

Determine the vertex of the function

• (-2, 5)

• (-2, -5)

• (2, 5)

• (2, -5)