JEE Advanced 2020 Concept Recapitulation Test 4 Paper 1

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Question : 49 of 54
 
Marks: +1, -0
If I=
3
∫
1
(tan−1(‌
x2−5x+6
x3−6x2+12x−7
)
+tan−1(‌
1
x2−4x+4
)
d
x
)
, then find the value of [I].
[Note: [k] denotes greatest integer less than or equal of k ]
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