Let f(x) = x − [x], where x ≥ 0 and [x] is the greatest integer not larger…

GATE · 2012 · AR · General Aptitude

Let f(x) = x − [x], where x ≥ 0 and [x] is the greatest integer not larger than x. Then f(x) is a

  1. A.

    monotonically increasing function

  2. B.

    monotonically decreasing function

  3. C.

    linearly increasing function between two integers

  4. D.

    linearly decreasing function between two integers

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