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NDA2014MathematicsContinuity and DifferentiabilityActual

Consider the function f(x)= aligned x^2-5, & x 3 x+13 , & x 3 aligned . What is the differential coefficient of f(x) at x=12 ?

Options

  1. A5 2
  2. B5
  3. C1 5
  4. D1 10

Correct answer

D. 1 10

Step-by-step solution

The correct answer is option (D)

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