JEE Math Practice Question
The domain of the function $$f(x)=\frac{1}{\sqrt{[x]^{2}-3[x]-10}}$$ is : ( where $$[\mathrm{x}]$$ denotes the greatest integer less than or equal to $$x$$ )
- A.$$(-\infty,-2) \cup[6, \infty)$$
- B.$$(-\infty,-3] \cup[6, \infty)$$
- C.$$(-\infty,-2) \cup(5, \infty)$$
- D.$$(-\infty,-3] \cup(5, \infty)$$
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