JEE Mains Model Paper 20

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Question : 14 of 90

Marks: +1, -0

If f (

3x−4

3x+4

) = x + 2, then ∫ f(x) dx =

2

3

x +

k

3

log |x - 1| + c, where k is equal to

-4
4
-8
8

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