Domain Range Intervals

Find the domain and range of the function:
f(x) = 7x - 1

• D: (-∞, ∞)
  R: (-∞, 0)

• D: [-∞, ∞]
  R: [-∞, ∞]

• D: (-∞, ∞)
  R: (0, ∞)

• D: (-∞, ∞)
  R: (-∞, ∞)

Find the domain and range of the function:
g(x) = 4x² - 5

• D: (4, ∞)
  R: [5, ∞)

• D: (-∞, ∞)
  R: [5, ∞)

• D: (-∞, ∞)
  R: [-5, ∞)

• D: (-∞, ∞)
  R: (-∞, -5]

Find the domain and range of the function:
h(x) = √(x - 7)

• D: (-∞, ∞)
  R: (-∞, ∞)

• D: [7, ∞)
  R: [0, ∞)

• D: (-∞, 7) U (7, ∞)
  R: (0, ∞)

• D: [-7, ∞)
  R: [0, ∞)

When is the function decreasing?

• (30, 55)

• (40, 60)

• (15, 40)

• (60, -40)

Tags

CCSS.HSF.IF.B.4

What is the range?

• [-7,6]

• (-7,6)

• (-8, 2)

• [-8,2]

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the domain?

• (-4 , 5]

• [-4 , 5)

• (-3, 3)

• [-3, 3]

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the domain of the graph?

• [1,∞)

• (-∞,1]

• (-∞,∞)

• [-∞,∞]

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the range of the graph?

• [1, ∞)

• (1, ∞)

• (-∞, ∞)

• none of these

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the RANGE?

• (-∞, +∞)

• (-2, +∞)

• [-2, +∞)

• (-∞, 0) U (0, +∞)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the range of the function?

• (3, ∞)

• [-3, ∞)

• (-∞, 4]

• (-∞, 4)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5