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Black Advanced Problems in Mathematics
Exam
Black Advanced Problems in Mathematics
Subject
Mathematics
Chapter
Quadratic Equation

Black Advanced Problems in Mathematics · Mathematics · Quadratic Equation

Consider the equation in real number x and a real parameter λ, |x -...

Consider the equation in real number xx and a real parameter λ,∣x−1∣−∣x−2∣+∣x−4∣=λ\lambda, |x - 1| - |x - 2| + |x - 4| = \lambda. Then for λ≥1\lambda \ge 1, the number of solutions, the equation can have is/are :

Options

  1. A1
  2. B2
  3. C3
  4. D4.

Correct answer

A. 1

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