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西南石油大学土木工程施工与组织(专升本)
设<img data-latex="f(x)" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">在<img data-latex="E" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">上可积，则<img data-latex="\left | {f(x)} \right |" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">在<img data-latex="E" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">的任何可测子集上也可积。
·正确
·错误
设<img data-latex="f(x)" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">在<img data-latex="E" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">上可积，则<img data-latex="f(x)" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">在<img data-latex="E" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">的任何可测子集上也可积。
·正确
·错误
·正确
·错误
设<img data-latex="f(x)" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">是可测集<img data-latex="E" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">上的非负可测函数，则<img data-latex="f(x)" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">必在<img data-latex="E" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">上<img data-latex="L" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">可积.
·正确
·错误
任何无限集均含有一个可数子集
·正确
·错误
设E是[0,1]中的无理点全体，则E中的每一点都是聚点
·正确
·错误
下列结论不正确的是（ ）
·
·
·
·<img src="https://u.qsxt.info/degree/school_4595/39538220_20240113141124466_196.jpg"
·
·
·
·<img src="https://u.qsxt.info/degree/school_4595/39538220_20240113151323103_815.gif"
有理数
能表示为纯循环小数的充分必要条件是 ( )
·
·
·
·<img src="https://u.qsxt.info/degree/school_4595/39538220_20240113152222538_906.gif"
·
·
·
·<img src="https://u.qsxt.info/degree/school_4595/39538220_20240113151445916_701.gif"
·
·
·
·<img src="https://u.qsxt.info/degree/school_4595/39538220_20240113150559701_428.gif"
在解决数学竞赛问题时,通常可以使用一些未经证明的定理或方法。
·正确
·错误
在解决数学竞赛中的代数问题时,通常可以使用试错法来找到正确的答案。
·正确
·错误
数学竞赛中,对于一个涉及多个知识点的问题,使用单一的知识点来解决比综合应用多个知识点更有效。
·正确
·错误
数学竞赛中,对于一个涉及多个未知数的方程组,使用代入法比使用消元法更有效。
·正确
·错误
·正确
·错误
设<img data-latex="f(x)" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">在<img data-latex="E" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">上可积，则<img data-latex="f(x)" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">在<img data-latex="E" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">的任何可测子集上也可积。
·正确
·错误
·正确
·错误
设<img data-latex="f(x)" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">是可测集<img data-latex="E" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">上的非负可测函数，则<img data-latex="f(x)" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">必在<img data-latex="E" data-qs-formula="true" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAAZCAYAAAArK+5dAAAAAXNSR0IArs4c6QAAAc5JREFUSEvt1T3ITnEYBvDfS/mKATEoxKAsBoSSjxJlYSGEDJRFiQllIgxiUgbyrZRFBmGySb3voAwGWWSQSEKU8r91vzo9nuec89KTxamzPM9939f/uu7rf50BfX4G+jzfPweYi01YjM14h8t408F8PlZjdv6/D5+ipi2DlXiEC9iPz12knYQz+I4D+DISgGiI5oM4W7O3LZiHY8M1bRiMz6F7sQ4PawCWY0n1EG0AZuAGJiNO+LwGYC2mZ/3PsjYAy/AA97Gn6PuhArAbj4sBnuVvG0vNKwyORKKQ5jxOlgUezSVGfyz1UMrxtherJgZjcCpdsRW3clD0bcNCHCnvtz8FmFZccRNLy3uvWPR9DpqTC9+Fq3Vp0MRgEe5iCDsrABNwGherencDagLYjutd9A/rHs7dvM7Bo4qc4zovYR3A6LwwMWhH1Xrl9BOxKu/EsP5rMKvExaUqkzqA8P21vJmRR09rtB6bjK7gZVuABbhdtH+R+ve0Yobhepyo2Ljxom3AnfR5+L2XFcNpsfBzeNLJspdEVf17WTF6w67Hizxf8Sui6ySambkfiRj5PyWX1pk/U7ECESMfU8Jg+9vTZNO//qL+B2iUsO8S/QAHAVEaFYddbQAAAABJRU5ErkJggg==" style="vertical-align: middle;">上<img data-latex="L" data-qs-formula="true" src="data:image/png;base64,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" style="vertical-align: middle;">可积.
·正确
·错误
任何无限集均含有一个可数子集
·正确
·错误
设E是[0,1]中的无理点全体，则E中的每一点都是聚点
·正确
·错误
下列结论不正确的是（ ）
·
···<img src="https://u.qsxt.info/degree/school_4595/39538220_20240113141124466_196.jpg"·
···<img src="https://u.qsxt.info/degree/school_4595/39538220_20240113151323103_815.gif"有理数
能表示为纯循环小数的充分必要条件是 ( )·
···<img src="https://u.qsxt.info/degree/school_4595/39538220_20240113152222538_906.gif"·
···<img src="https://u.qsxt.info/degree/school_4595/39538220_20240113151445916_701.gif"·
···<img src="https://u.qsxt.info/degree/school_4595/39538220_20240113150559701_428.gif"在解决数学竞赛问题时,通常可以使用一些未经证明的定理或方法。
·正确
·错误
在解决数学竞赛中的代数问题时,通常可以使用试错法来找到正确的答案。
·正确
·错误
数学竞赛中,对于一个涉及多个知识点的问题,使用单一的知识点来解决比综合应用多个知识点更有效。
·正确
·错误
数学竞赛中,对于一个涉及多个未知数的方程组,使用代入法比使用消元法更有效。
·正确
·错误