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Sir what is the range of f(x)=(-1)^[x] ,wher [] denotes greatest integer function.

6 years ago


Answers : (1)


Dear Yojana

[x] cantake only integer values that will be either odd or even. so (-1)[x] can take only two values -1 and 1

range is {-1, 1}

All the best.




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6 years ago

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