What is the derivative of f(x) = 1x^5 + 1x + -2?
- A. 5x^4
- B. 1x^4 + 1
- C. 5x^5 + 1
- D. 5x^4 + 1 ✓
Correct answer
D. 5x^4 + 1
Explanation
Using the power rule, the derivative of 1x^5 is 5x^4, the derivative of 1x is 1, and the derivative of the constant -2 is 0. So f'(x) = 5x^4 + 1.