The function \[f(x)={{[x]}^{2}}-[{{x}^{2}}]\], (where [y] is the greatest integer less than or equal to y),is discontinuous at [IIT 1999]

The function \[f(x)={{[x]}^{2}}-[{{x}^{2}}]\], (where [y] is the great

1.	The function \[f(x)={{[x]}^{2}}-[{{x}^{2}}]\], (where [y] is the greatest integer less than or equal to y),is discontinuous at [IIT 1999]
A.	All integers
B.	All integers except 0 and 1
C.	All integers except 0
D.	All integers except 1
Answer» E.

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The function \[f(x)={{[x]}^{2}}-[{{x}^{2}}]\], (where [y] is the greatest integer less than or equal to y),is discontinuous at [IIT 1999]

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