Domain and Range

What is the domain?

• x = 2
• −∞ < x < ∞
• y = 2
• none of these

What is the RANGE?

• {-3, 3]
• all real numbers
• [-4, 5]
• [-4, ∞)

What is the DOMAIN?

• (4, ∞)
• (-4, ∞)
• [-3, 3)
• (-3, 3]

What is the RANGE?

• (-∞, 0)
• (0, ∞)
• All real numbers
• {0, 1, 2, 3, 4,...}

What is the DOMAIN?

• [0, ∞)
• (-∞, 0)
• All real numbers
• {0, 1, 2, 3, 4,...}

What is the RANGE?

• all real numbers
• [1, ∞)
• (-∞, 1]
• none of these

• (-∞, ∞)
• [-2, 2]
• (-2, 2)
• [-5, 5]

• (-3, 4)
• [-3, 4]
• (-1, 4)
• [-1, 4]

For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.

• D: {1, -3, -4,}
  R: {0, 1, 2, -4}
• D: {-4, 0, 1, 2}
  R:{-4, -3, 1}
• D: {0, 1, 2, 3, 4}
  R:{1, -3, -4}
• D: {0, 1, 2, -4}
  R: {1, -3, -4, 1}

• {1, 2, 3, 4, 5}
• {-1, 1, 2, 3}
• {1, 2, 3, 5}
• [1, 5]