engineering mathematics MCQ #794

If y = x³ - 3x² + 2, then d²y/dx² = ?

engineering mathematics MCQ #794

  1. Question 1

    Q1. If y = x³ - 3x² + 2, then d²y/dx² = ?

    • A) 6x - 6
    • B) 3x² - 6x
    • C) 6x
    • D) 6

    Answer: 6x - 6

    Explanation: First derivative, dy/dx = 3x² - 6x. Second derivative, d²y/dx² = 6x - 6.