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Slippery integral

Calculus Level 4

\[f(x) = e^{\cos {x}}\cos {(\sin {x})}\]

Find the area bounded by \(f(x)\) and the \(x\)-axis between \(x=0\) and \(x=2\pi\).

\[\pi/2\] \[2\pi\] \[\pi\] None of the other options

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by Raghav Vaidyanathan

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