The function\[f(x)=[x]\cos \left[ \frac{2x-1}{2} \right]\pi ,\,\]where – McqOptions

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1.	The function\[f(x)=[x]\cos \left[ \frac{2x-1}{2} \right]\pi ,\,\]where\[[.]\] denotes the greatest integer function, is discontinuous at [IIT 1995]
A.	All x
B.	No x
C.	All integer points
D.	x which is not an integer
Answer» D. x which is not an integer

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