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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 solution of the equation _ x 2(3-2x) < _ x 2(2x-1) is :

The solution of the equation log⁡cos⁡x2(3−2x)<log⁡cos⁡x2(2x−1)\log_{\cos x} 2(3-2x) < \log_{\cos x} 2(2x-1) is :

Options

  1. A(1/2,1)(1/2, 1)
  2. B(−∞,1)(-\infty, 1)
  3. C(1/2,3)(1/2, 3)
  4. D(1,∞)−2nπ,n∈N(1, \infty) - \sqrt{2n\pi}, n \in N.

Correct answer

A. (1/2,1)(1/2, 1)

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