1.

The range of the function f defined by \[f(x)=\left[ \frac{1}{\sin \left\{ x \right\}} \right]\] (where [.] and \[\left\{ . \right\}\], respectively, denote the greatest integer and the fractional part functions) is

A. I, the set of integers
B. N, the set of natural numbers
C. W, the set of whole numbers
D. \[\left\{ 1,2,3,4.... \right\}\]
Answer» E.


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