∫x² e^(x³) dx = ?
∫x² e^(x³) dx = ?
- A. (1/3)e^(x³) + C
- B. 3e^(x³) + C
- C. e^(x³) + C
- D. x³ e^(x³) + C
Answer: A) (1/3)e^(x³) + C
Explanation: Substitute u = x³, du = 3x² dx → x² dx = du/3. ∫eᵘ (du/3) = (1/3)eᵘ + C = (1/3)e^(x³) + C.
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