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Let f(x) be defined by f(x) = x- [x], 0!...

Let f(x) be defined by `f(x) = x- [x], 0!=x in R`, where [x] is the greatest integer less than or equal to x then the number of solutions of `f(x) +f(1/x) =1`

A

0

B

infinite

C

1

D

2

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