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UPSC NDA 2 2021 Mathematics Solved Paper

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Question : 77

Total: 120

If f(x)=‌

,x≠0, where [⋅] denotes the greatest integer function, then what is the right-hand limit of f(x) at x=1 ?

-1
0
1
Right-hand limit of f(x) at x=1 does not exist

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