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NEST2017MathematicsContinuity and Differentiability

Let X= x R x -3 . Let f: X R be a function defined as f(x)= cases x^3-27 x^2-9 & if x 3 9 2 & if x=3 cases Then f is

Options

  1. Acontinuous at all real numbers.
  2. Bcontinuous at all points in the domain.
  3. Cdiscontinuous at only x=-3 .
  4. Ddiscontinuous at only x=3 .

Correct answer

B. continuous at all points in the domain.

Step-by-step solution

No solution available.

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