For x ∊ R - {0 , 1} , let f_1 (x) = 1/x , f_2 (x) = 1 - x and f_3 (x) = 1/{1-x} be three given functions. If a function, J(x) satisfies (f_2 ^\circJ^\circf_1) (x) = f_3 (x) then J (x) is equal to : [9-Jan-2019 Shift 1]

JEE Main 9 Jan 2019 Shift 1 Solved Paper

Section: Mathematics

Question : 49 of 90

Marks: +1, -0

For x ∊ R - {0 , 1} , let f1 (x) =

, f2 (x) = 1 - x and f3 (x) =

1−x

be three given functions. If a function, J(x) satisfies (f2°J°f1) (x) = f3 (x) then J (x) is equal to :

[9-Jan-2019 Shift 1]

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