_0^ 2 , ,( x + x) ,dx = - Vidyadip

Question

$\int_0^{2\pi } {\,\,(\sin x + \cos x)\,dx = } $

✓

Answer

a
(a) $\int_0^{2\pi } {(\sin x + \cos x)dx = [ - \cos x + \sin x]_0^{2\pi } = 0} $.

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