What is the derivative of f(x) = 2x^3 + 2x + 8?
- A. 6x^3 + 2
- B. 2x^2 + 2
- C. 6x^2
- D. 6x^2 + 2 ✓
Correct answer
D. 6x^2 + 2
Explanation
Using the power rule, the derivative of 2x^3 is 6x^2, the derivative of 2x is 2, and the derivative of the constant 8 is 0. So f'(x) = 6x^2 + 2.
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