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12int3^b 1/((x^2-1)(x^2-4))=loge(49/40) ...

`12int_3^b 1/((x^2-1)(x^2-4))=log_e(49/40)` then find value of `b` where `b gt 3`

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JEE MAINS PREVIOUS YEAR-JEE MAINS 2022-Mathematics-Section B
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