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The integral ∫ π π + 4 3 4 x cos 1 dx is equal to :

1. 2
2. 4
3. – 1
4. – 2 Students may find similar question in CP exercise sheet : [ JEE Main, Chapter :Definite Integration, Page 42, Ex. 5A, Q. No. 17 ]

Correct answer: 2

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