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GATE | GATE CS 2018 | Question 25

The value of correct to three decimal places (assuming that ) is _______ . Note –This was Numerical Type question. (A) 0.289 (B) 0.389 (C) 0.829 (D) 0.428
Answer:(A)
Explanation: = Let X2 = t 2x.dx = dt dx =   Limits : x = 0, t = 0,   Since (π/4)2 = 0.616 = = 0.289
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