If the second derivative f''(x) > 0, the function is:

A Concave down

B Concave up

C Linear

D Undefined

✓ Correct Answer: Option B

A positive second derivative means the function is concave up (curves upward like a bowl).

💡 Why is B) the correct answer?

The correct answer to the question "If the second derivative f''(x) > 0, the function is:" is Option B: Concave up.

The other options — A) Concave down, C) Linear, D) Undefined — are incorrect for this AP Exam Prep question. As explained above: A positive second derivative means the function is concave up (curves upward like a bowl).

📚 About This AP Exam Prep Practice Question

This 2-level AP Exam Prep question from the AP Calculus 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 AP Exam Prep practice test or use flashcards for spaced repetition review.

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If the second derivative f''(x) > 0, the function is:

✓ Correct Answer: Option B

📚 About This AP Exam Prep Practice Question

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