Inte-great! returns

Calculus Level 2

1eπ/4tan(lnx)xdx=ABlnC\large \int _{ 1 }^{ {e}^{\pi /4} }{ \cfrac { \tan ( \ln { x } ) }{ x } } \, dx = \, \dfrac{A}{B} \, \ln C

Given AA, BB and CC are positive integers satisfying the equation above, with AA and BB coprime and CC minimised, find A+B+CA+B+C.

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