What is the derivative of f(x) = 6x^5 + 7x + -7?
Difficulty: Medium
About this MCQ
Medium AP Exams item. Correct choice: A. 30x^4 + 7.
- A. 30x^4 + 7 ✓
- B. 30x^4
Why not B: “30x^4” is not 30x^4 + 7.
- C. 6x^4 + 7
Why not C: “6x^4 + 7” is not 30x^4 + 7.
- D. 30x^5 + 7
Why not D: “30x^5 + 7” is not 30x^4 + 7.
Correct answer
A. 30x^4 + 7
Explanation
30x^4 + 7 is the value that answers “What is the derivative of f(x) = 6x^5 + 7x + -7” (option A). Option B (30x^4) is a different value from 30x^4 + 7. Option C (6x^4 + 7) is a different value from 30x^4 + 7. Option D (30x^5 + 7) is a different value from 30x^4 + 7. Keep 30x^4 + 7 as the AP Exams fact for this stem.
Source: Original practice question, MCQsHub
Tags: Using, derivative Using, Using power, 30x^4 + 7
Submitted by: MCQsHub Editorial