共50条信息
\(\int_{1}^{e}{\left( 2x+\dfrac{1}{x} \right)}dx\)等于\((\) \()\)
定积分\({\int }{{ }}_{{-}2}^{2}{|}x^{2}{-}2x{|}{dx}{=}({ })\)
\(∫_{-1}^{1}({\sin }^{3}x+ \sqrt{1-{x}^{2}})dx =\)__________.
计算定积分:\(\int_{{-2}}^{{2}}{(\sqrt{{4-}{{{x}}^{{2}}}}}+x-1)dx=\) 。
在\(( \sqrt{x}+ \dfrac{a}{x}{)}^{6}(a > 0) \)的展开式中含常数项的系数是\(60\),则\(∫_{0}^{a}{x}^{2}dx \)的值为_______
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