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[" 3.If the function "f:R-{1,-1}rarr A" defined by "],[f(x)=(x^(2))/(1-x^(2))" ,is surjective,then "A" is equal to "],[[" (a) "R-{-1}," (b) "[0,oo)],[" (c) "R-[-1,0)," (d) "R-(-1,0)],[" [JEE Main "2019,9" April Shift-I] "]]

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