engineering mathematics MCQ #622

Differentiate y = x³ e^(x)

engineering mathematics MCQ #622

  1. Question 1

    Q1. Differentiate y = x³ e^(x)

    • A) x³ e^(x) + 3x² e^(x)
    • B) x³ e^(x) - 3x² e^(x)
    • C) 3x² e^(x)
    • D) x² e^(x)

    Answer: x³ e^(x) + 3x² e^(x)

    Explanation: Using product rule, dy/dx = x³ d(e^(x))/dx + e^(x) d(x³)/dx = x³ e^(x) + 3x² e^(x)