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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

The least integral value of 'k' for which (k - 1)x^2 - (k + 1)x +...

The least integral value of 'k' for which (k−1)x2−(k+1)x+(k+1)(k - 1)x^2 - (k + 1)x + (k + 1) is positive for all real value of x is:

Options

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

Correct answer

B. 2

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