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Evaluate int(0)^(2pi)|cosx|dx...

Evaluate `int_(0)^(2pi)|cosx|dx`

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To evaluate the integral \( I = \int_{0}^{2\pi} |\cos x| \, dx \), we can follow these steps: ### Step 1: Use the property of integrals We can use the property of integrals that states: \[ \int_{0}^{2a} f(x) \, dx = 2 \int_{0}^{a} f(x) \, dx \] In our case, we can set \( a = \pi \): ...
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