31. Which of the following functions are continuous on the interval 1 < x < 6 ?

  1. \( f(x) = \frac{x-4}{x^2-16}\)
  2. \( g(x) = \frac{x-4}{x^2+16}\)
  3. \(h(x) = ln(\frac{1}{x})\)






Answer is: option4

II and III only

Solution:

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