• 试题 ID 27986


(1) $\int_0^{\frac{\pi}{2}} \cos ^2 x d x$
(2) $\int_0^{\frac{\pi}{2}} \sin ^4 x d x$
(3) $\int_0^{\frac{\pi}{2}} \sin ^5 x d x$
(4) $\int_0^{\frac{\pi}{2}} \cos ^6 x d x$
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F
答案:

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解析:

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