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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

If kx^2 - 4x + 3k + 1 > 0 for atleast one x > 0 , then if k ∈ S ,...

If kx2−4x+3k+1>0kx^2 - 4x + 3k + 1 > 0 for atleast one x>0x > 0, then if k∈Sk \in S, then SS contains:

Options

  1. A(1,∞)(1, \infty)
  2. B(0,∞)(0, \infty)
  3. C(−1,∞)(-1, \infty)
  4. D(−14,∞)(-\frac{1}{4}, \infty).

Correct answer

A. (1,∞)(1, \infty)

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