MCQ
The value of $\int_{ - \pi /2}^{\,\pi /2} {(3\sin x + {{\sin }^3}x)\,dx} $ is
  • A
    $3$
  • B
    $2$
  • $0$
  • D
    $\frac{{10}}{3}$

Answer

Correct option: C.
$0$
c
(c) $I = \int_{ - \pi /2}^{\pi /2} {(3\sin x + {{\sin }^3}x} )\,dx = 0$,

( Function $(3\sin x + {\sin ^3}x)$ is an odd function).

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