The complete solution set of \[{{[co{{t}^{-1}}x]}^{2}}-6[co{{t}^{-1}}x]+9\le 0,\] Where [.] denotes the greatest integer function, is

The complete solution set of \[{{[co{{t}^{-1}}x]}^{2}}-6[co{{t}^{-1}}x

1.	The complete solution set of \[{{[co{{t}^{-1}}x]}^{2}}-6[co{{t}^{-1}}x]+9\le 0,\] Where [.] denotes the greatest integer function, is
A.	\[(-\infty ,\cot 3]\]
B.	\[[\cot 3,\cot 2)\]
C.	\[[\cot 3,\infty )\]
D.	None of these
Answer» B. \[[\cot 3,\cot 2)\]

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The complete solution set of \[{{[co{{t}^{-1}}x]}^{2}}-6[co{{t}^{-1}}x]+9\le 0,\] Where [.] denotes the greatest integer function, is

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