What is the derivative of f(x) = 1x^3 + 1x + 6?
Difficulty: Medium
About this MCQ
Medium AP Exams item. Correct choice: D. 3x^2 + 1.
- A. 3x^2
Why not A: “3x^2” is not 3x^2 + 1.
- B. 3x^3 + 1
Why not B: “3x^3 + 1” is not 3x^2 + 1.
- C. 1x^2 + 1
Why not C: “1x^2 + 1” is not 3x^2 + 1.
- D. 3x^2 + 1 ✓
Correct answer
D. 3x^2 + 1
Explanation
3x^2 + 1 is the value that answers “What is the derivative of f(x) = 1x^3 + 1x + 6” (option D). Option A (3x^2) is a different value from 3x^2 + 1. Option B (3x^3 + 1) is a different value from 3x^2 + 1. Option C (1x^2 + 1) is a different value from 3x^2 + 1. Keep 3x^2 + 1 as the AP Exams fact for this stem.
Source: Original practice question, MCQsHub
Tags: Using, derivative Using, Using power, 3x^2 + 1
Submitted by: MCQsHub Editorial