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NDA2012MathematicsLimitsActual

What is _ x 0 1+x -1 x equal to?

Options

  1. A0
  2. B1 2
  3. C1
  4. D- 1 2

Correct answer

B. 1 2

Step-by-step solution

_ x 0 1+x -1 x 1+x +1 1+x +1 = _ x 0 1+x-1 x( 1+x +1) = x x( 1+x +1) = 1 2 .

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