engineering mathematics MCQ #971

Evaluate lim (x → 1) (x² - 1) / (x - 1)

engineering mathematics MCQ #971

  1. Question 1

    Q1. Evaluate lim (x → 1) (x² - 1) / (x - 1)

    • A) 0
    • B) 1
    • C) 2
    • D) ∞

    Answer: 2

    Explanation: Factoring the numerator gives (x - 1)(x + 1), so lim (x → 1) (x + 1) = 2.