If [.] denotes greatest integer function, then at which of the followi – InterviewSolution

1.	If [.] denotes greatest integer function, then at which of the following points f(x)=[x]sin(π2([x]+x)) is discontinuous?
Answer» If [.] denotes greatest integer function, then at which of the following points $f (x) = [x] sin (\frac{π}{2} ([x] + x))$ is discontinuous?

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