Domain and Range of Functions

Math ⇒ Functions

Domain and Range of Functions starts at 9 and continues till grade 12. QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Domain and Range of Functions. How you perform is determined by your score and the time you take. When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.

See sample questions for grade 9

For the function f(x) = 1/(x-3), what value of x is not in the domain?

For the function f(x) = 2/(x+1), which value is excluded from the domain?

If f(x) = √(4-x²), what is the domain of f(x)?

If f(x) = √(x²), what is the range of f(x)?

If f(x) = 5, what is the range of f(x)?

If f(x) = x³, what is the range of f(x)?

State the domain of f(x) = √(2x-6).

State the range of f(x) = 2x² - 5.

The domain of the function f(x) = √(x+4) is: (1) x ≥ -4 (2) x > -4 (3) x ≤ -4 (4) x < -4

Which of the following is NOT in the domain of f(x) = 1/(x²+1)? (1) x = 0 (2) x = 1 (3) x = -1 (4) None of these

Which of the following is the domain of f(x) = √(5-x)? (1) x ≤ 5 (2) x ≥ 5 (3) x < 0 (4) x > 0

Which of the following is the domain of f(x) = √(x²-9)? (1) x ≥ 3 or x ≤ -3 (2) x > 3 (3) x < -3 (4) -3 < x < 3

Fill in the blank: The domain of f(x) = √(x-7) is all real numbers x such that x ____ 7.

Fill in the blank: The domain of f(x) = √x is all real numbers x such that x ____ 0.

Fill in the blank: The domain of f(x) = 1/(x-1) is all real numbers except x = ____.

Fill in the blank: The domain of f(x) = 1/(x²-9) is all real numbers except x = ____ and x = ____.

True or False: The domain of any polynomial function is all real numbers.

True or False: The domain of f(x) = √(x+1) is x ≥ -1.

True or False: The domain of f(x) = √(x²-1) is x ≤ -1 or x ≥ 1.

True or False: The domain of f(x) = 1/(x+5) is all real numbers except x = -5.