The equation e x - x - 1 = 0 has, apart from x = 0

Mathematics · JEE Main · NTA ExamsLimit, Continuity and Differentiability

The equation ex - x - 1 = 0 has, apart from x = 0
  1. one other real root
  2. two real roots
  3. no other real root
  4. infinite number of real roots

Answer

(C) no other real root

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