medium · GMAT Quant
A data network protocol computes a signal smoothing index C(k) = leftlfloor dfrack3 rightrfloor + leftlfloor dfrack+13 rightrfloor + leftlfloor dfrack+23 rightrfloor for every integer transmission index k.
Which of the following is equivalent to C(k) for all integers k?
- k
- 3leftlfloor dfrack3 rightrfloor
- leftlfloor k rightrfloor + 1
- 3leftlfloor dfrack+13 rightrfloor - 1
- 3leftlfloor dfrack3 rightrfloor + 1
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