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Manipal MET2011MathematicsFunctions

If f(x)=| x| and g(x)=[x] , then g f(x) is equal to

Options

  1. A| [x]|
  2. B| x|
  3. C[| x|]
  4. D|[ x]|

Correct answer

C. [| x|]

Step-by-step solution

Given that, f(x)=| x| and g(x)=[x] , g f(x)=g(| x|)=[| x|]

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