JEE Mathematics · Easy

Limits and Continuity: Basic limits MCQ

Solve this quality-checked JEE multiple-choice question, then review the correct answer and explanation.

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Basic limitsEasyQuestion 240001

Question

lim(x→2) (x² − 4)/(x − 2) equals:
  1. A
    4
    Correct
  2. B
    0
  3. C
    2
  4. D
    undefined

Correct answer

4

Explanation

Factor: (x²−4)/(x−2) = (x+2)(x−2)/(x−2) = x+2 (for x ≠ 2). As x → 2: 2 + 2 = 4.