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If `RR` is the set of all real number and if `f : RR - {3} to RR` is defined by `f(x) = (3x + x)/(3-x)` for `x in RR - {3}`, then the range of f is

A

`RR`

B

`RR - {1}`

C

`RR - {-1}`

D

`RR - {-3}`

Text Solution

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The correct Answer is:
A, C
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