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NDA2010MathematicsLimitsActual

What is value of _ x 0 (a x)- (b x) x^2

Options

  1. Aa-b
  2. Ba+b
  3. Cb^2-a^2 2
  4. Db^2+a^2 2

Correct answer

C. b^2-a^2 2

Step-by-step solution

Using L'Hospital rule aligned & _ x 0 -a a x+b b x -2 x & _ x 0 -a^2 a x+b^2 b x 2 & = b^2-a^2 2 aligned

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