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BITSAT Mathematics Definite Integration 2024 BITSAT 2024 (Memory Based Paper 3)

BITSAT Mathematics Question (2024) — Solution

Question

The value of definite integral _0^ / 2 ( x) d x is

Options

  1. A. 0
  2. B. 4
  3. C. 2
  4. D.

Answer

A. 0

Step-by-step solution

Let I= _0^ 2 ( x) d x....(i) By applying property, aligned _a^b f(x) d x & = _a^b f(a+b-x) d x \\ I & = _0^ 2 ( ( 2 -x ) ) d x \\ I & = _0^ 2 ( x) d x (ii) aligned Adding Eqs. (i) and (ii), aligned & 2 I= _0^ 2 [ ( x)+ ( x)] d x \\ & 2 I= _0^ 2 1 d x=0 aligned

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