Interpreting Functions (3.6)

Which of the following is NOT a function?

• f(x) = 2x + 4

• x = -3

• g(x) = 4^x

• h(x) = 5

What is the domain of this graph?

• (1, 5)

• (0, 3)

• [3, 0]

• [1, 5]

What is f(4) for this graph?

• 0

• 1

• -4

• 4

Tags

CCSS.HSF.IF.A.2

For what intervals is y2 > y1 ?

• (-1 ∞)

• (0, ∞)

• (0, -1)

• (-∞, -1)

Where does r(x) = b(x) ?

(r is red, b is blue)

• (0, 3) and (4, -5)

• (3, -3) and (5, -2)

• (2, 0) and (3, -6)

• (3, 0) and (-5, 4)

Tags

CCSS.HSA.REI.C.7

CCSS.HSA.REI.D.11

For what intervals, if any, is f(x) increasing?

• (-4, 0)

• [-2, 1]

• [-4, 0]

• (-2, 0)

What is r(x) + b(x) = ?

• 4x + 1/2

• 1/2x + 4

• -1/2x - 4

• x - 4

Which function has the fastest growth rate?

• r(x) = 6

• x = 7

• b(x) = 3^x

• g(x) = 5x + 8

Which function characteristic is FALSE?

• D: [0, ∞)

• R: [-2, ∞)

• Increasing from (-2, ∞)

• f(2) = -1

Which statement is TRUE about this graph?

• b(4) > r(4)

• b(1) > r(1)

• b(5) > r(5)

• b(-1) < r(-1)

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11