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Black Advanced Problems in Mathematics
Exam
Black Advanced Problems in Mathematics
Subject
Mathematics
Chapter
Indefinite and Definite Integration

Black Advanced Problems in Mathematics · Mathematics · Indefinite and Definite Integration

If A = ∫_0^π ( x)/(x) dx , then ∫_0^ π/2 ( 2x)/(x) dx is equal to :

If A=∫0πsin⁡xxdxA = \int_0^\pi \frac{\sin x}{x} dx, then ∫0π/2cos⁡2xxdx\int_0^{\pi/2} \frac{\cos 2x}{x} dx is equal to :

Options

  1. A1−A1 - A
  2. B32−A\frac{3}{2} - A
  3. CA−1A - 1
  4. D1+A1 + A

Correct answer

C. A−1A - 1

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