What is the derivative of f(x) = 1x^4 + 3x + -8?
- A. 1x^3 + 3
- B. 4x^4 + 3
- C. 4x^3 + 3 ✓
- D. 4x^3
Correct answer
C. 4x^3 + 3
Explanation
Using the power rule, the derivative of 1x^4 is 4x^3, the derivative of 3x is 3, and the derivative of the constant -8 is 0. So f'(x) = 4x^3 + 3.
Submitted by: MCQsHub Editorial
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