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

MCQ

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

✓
$0$
B
$2$
C
$ - 2$
D
$1$

✓

Answer

Correct option: A.

$0$

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

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