What is the derivative of f(x) = 4x^5 + 3x + 3?
Difficulty: Medium
About this MCQ
Medium AP Exams item. Correct choice: C. 20x^4 + 3.
- A. 20x^4
Why not A: “20x^4” is not 20x^4 + 3.
- B. 4x^4 + 3
Why not B: “4x^4 + 3” is not 20x^4 + 3.
- C. 20x^4 + 3 ✓
- D. 20x^5 + 3
Why not D: “20x^5 + 3” is not 20x^4 + 3.
Correct answer
C. 20x^4 + 3
Explanation
20x^4 + 3 is the value that answers “What is the derivative of f(x) = 4x^5 + 3x + 3” (option C). Option A (20x^4) is a different value from 20x^4 + 3. Option B (4x^4 + 3) is a different value from 20x^4 + 3. Option D (20x^5 + 3) is a different value from 20x^4 + 3. Keep 20x^4 + 3 as the AP Exams fact for this stem.
Source: Original practice question, MCQsHub
Tags: Derivatives, derivative MCQ, derivative calculation MCQ, find derivative MCQ, derivative questions
Submitted by: MCQsHub Editorial