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BITSAT2010MathematicsStatisticsActual

Find the value of ( _ x 0 (1+x^2 ) - 1-x^2 x^2 )

Options

  1. A1
  2. B2
  3. C3
  4. D5

Correct answer

A. 1

Step-by-step solution

( aligned & _ x 0 1+x^2 - 1-x^2 x^2 1+x^2 + 1-x^2 1+x^2 + 1-x^2 & _ x 0 1+x^2-1+x^2 x^2 ( 1+x^2 + 1-x^2 ) & _ x 0 2 x^2 x^2 ( 1+x^2 + 1-x^2 ) = 2 1 + 1 = 2 2 =1 aligned )

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