What is the domain of f(x) = 1/(x − 4)?

A All real numbers

B x ≠ 0

C x ≠ 4

D x > 4

✓ Correct Answer: Option C

The denominator cannot be zero: x − 4 ≠ 0, so x ≠ 4. Domain is all real numbers except 4.

💡 Why is C) the correct answer?

The correct answer to the question "What is the domain of f(x) = 1/(x − 4)?" is Option C: x ≠ 4.

The other options — A) All real numbers, B) x ≠ 0, D) x > 4 — are incorrect for this SAT Exam Prep question. As explained above: The denominator cannot be zero: x − 4 ≠ 0, so x ≠ 4. Domain is all real numbers except 4.

📚 About This SAT Exam Prep Practice Question

This 1-level SAT Exam Prep question from the Math (No Calculator) topic is part of BrainForge Quiz's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.

How to use this page: Read the question above, consider all four options (A through D), then check the highlighted correct answer and explanation. For active timed practice, start a free SAT Exam Prep practice test or use flashcards for spaced repetition review.

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What is the domain of f(x) = 1/(x − 4)?

✓ Correct Answer: Option C

📚 About This SAT Exam Prep Practice Question

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