Understanding Domain and Range

What is the domain of the relation y > 2?

• Only even numbers

• All integers less than 2

• All real numbers

• Only positive integers

Determine the range of the relation x < 5.

• (5, ∞)

• (0, 5)

• (-∞, 5)

• (-∞, 0)

If y ≤ 3, what is the possible range of y?

• (3, ∞)

• (-∞, 0)

• (-∞, 3]

• [0, 3)

Identify the domain of the function f(x) = √(x - 1).

• [0, 1]

• (-∞, 1)

• (1, 2)

• [1, ∞)

What is the range of the relation y < x + 4?

• (-2, 2)

• (4, ∞)

• (-∞, 4)

• (-∞, ∞)

For the inequality x + 2 > 0, what is the domain?

• x ≥ -2

• x = -2

• x > -2

• x < -2

Find the range of the relation y ≥ -1.

• [0, 1]

• (-∞, -1)

• (-1, 0)

• [-1, ∞)

If x is restricted to x ≤ 10, what is the domain?

• (-∞, 10]

• (-∞, 10)

• [0, 10]

• (0, 10)

What is the domain of the relation y < 2x - 3?

• Only positive integers

• All real numbers

• All integers greater than 3

• All numbers less than 5

Determine the range of the function f(x) = -x^2 + 4.

• [0, 4]

• (-∞, 0]

• (4, ∞)

• (-∞, 4]