求由下列函数复合而成的复合函数[tex=12.071x1.357]49zDz78Ar1AST6Aj3zdIoQWbs3FQZRi2RgExsxqG6jXY3Auz2hL6VAlvac3cfz7H[/tex]
求由下列函数复合而成的复合函数[tex=12.071x1.357]49zDz78Ar1AST6Aj3zdIoQWbs3FQZRi2RgExsxqG6jXY3Auz2hL6VAlvac3cfz7H[/tex]
用谓词法表示下列集合：（3）[tex=12.071x1.357]KUo/M55vIWYVCCh/f4arUvIpAt+nN1iRvZjAyuejGNc=[/tex]
用谓词法表示下列集合：（3）[tex=12.071x1.357]KUo/M55vIWYVCCh/f4arUvIpAt+nN1iRvZjAyuejGNc=[/tex]
证明下列傅里叶-贝塞尔变换关系式:若 [tex=7.5x1.357]CxoKb1vjC1Lu7eCUyxemYIJH+K1ZLfrJotQFH5kHjS4tI2GvvcI95F0tYKRhfhrg[/tex] 则 [tex=12.071x1.357]/B4Gysh1Tte0FeiH2qc2lbNMgy96UTC+UBJo2TZm8zOHOj8cN4kHY5QO6d/FPeLKqUXes8fVFPMElXsXuHHuYyAEBAXAa2KxUNDRTLWkRR0=[/tex]
证明下列傅里叶-贝塞尔变换关系式:若 [tex=7.5x1.357]CxoKb1vjC1Lu7eCUyxemYIJH+K1ZLfrJotQFH5kHjS4tI2GvvcI95F0tYKRhfhrg[/tex] 则 [tex=12.071x1.357]/B4Gysh1Tte0FeiH2qc2lbNMgy96UTC+UBJo2TZm8zOHOj8cN4kHY5QO6d/FPeLKqUXes8fVFPMElXsXuHHuYyAEBAXAa2KxUNDRTLWkRR0=[/tex]
设集合[tex=0.643x1.0]Ft8KOBgb78fnKY0jEt4Rsg==[/tex]和[tex=0.857x1.214]ChdusW5rAupjge6v/DGHRA==[/tex],且[tex=9.0x1.286]UAF5zept/c62KMXELvSGGfAwG2qylwDgM7o3RINViA7TqPJDrBVi4FZZoSvYhlYI[/tex]证明:[tex=12.071x1.357]Y5IiK8bdaDJGfIwXCUX7R+ai677sJrHfojsrCo44sxQa1ewkG9Ld67z46GhxKM5x4OQU6RpwKU97q00GHnSsTyB2cV6HJ+TgOtJRqh0Puco=[/tex]
设集合[tex=0.643x1.0]Ft8KOBgb78fnKY0jEt4Rsg==[/tex]和[tex=0.857x1.214]ChdusW5rAupjge6v/DGHRA==[/tex],且[tex=9.0x1.286]UAF5zept/c62KMXELvSGGfAwG2qylwDgM7o3RINViA7TqPJDrBVi4FZZoSvYhlYI[/tex]证明:[tex=12.071x1.357]Y5IiK8bdaDJGfIwXCUX7R+ai677sJrHfojsrCo44sxQa1ewkG9Ld67z46GhxKM5x4OQU6RpwKU97q00GHnSsTyB2cV6HJ+TgOtJRqh0Puco=[/tex]
设函数[tex=12.071x1.357]Nil0k0SkmRMdHnf+1gCGSOrRJAis/ZMQsyARKZ2Os5c=[/tex], 试确定方程[tex=3.929x1.429]UREfx3E4PCCYzQr0Zkam6cQATtQ/LRRXaR6INs+Mcfk=[/tex]在[tex=3.0x1.357]IuS+jpCX4WU7+Z7SztoPdg==[/tex]内有几个实根.
设函数[tex=12.071x1.357]Nil0k0SkmRMdHnf+1gCGSOrRJAis/ZMQsyARKZ2Os5c=[/tex], 试确定方程[tex=3.929x1.429]UREfx3E4PCCYzQr0Zkam6cQATtQ/LRRXaR6INs+Mcfk=[/tex]在[tex=3.0x1.357]IuS+jpCX4WU7+Z7SztoPdg==[/tex]内有几个实根.
已知向量[tex=2.286x1.214]/Uu9jgxB4g+DifSL38NMLQ==[/tex]的三元数量积[tex=5.429x1.357]aJhiD3zsBnkOKU7F1xYBWUJOOeiJAh9TBJOBgSSSUGE=[/tex],则[tex=12.071x1.357]bl8DiXrkPXgttos8Rzfz7WXZWXLAkO5+DN3Jim3vxzJpJmlzVL4n4e6Hkyg7TGnQ[/tex][input=type:blank,size:4][/input].
已知向量[tex=2.286x1.214]/Uu9jgxB4g+DifSL38NMLQ==[/tex]的三元数量积[tex=5.429x1.357]aJhiD3zsBnkOKU7F1xYBWUJOOeiJAh9TBJOBgSSSUGE=[/tex],则[tex=12.071x1.357]bl8DiXrkPXgttos8Rzfz7WXZWXLAkO5+DN3Jim3vxzJpJmlzVL4n4e6Hkyg7TGnQ[/tex][input=type:blank,size:4][/input].
某系统的特征方程如下, [tex=12.071x1.357]yIFi6eFaHnGCQ6uy5IUb6Um6Uln7YT4UMQ3podl7buEvpOiVJ0epDEsRvpfLpGSy[/tex], 请用劳斯判据判断系统的稳 定性,并求出系统所有的特征根。
某系统的特征方程如下, [tex=12.071x1.357]yIFi6eFaHnGCQ6uy5IUb6Um6Uln7YT4UMQ3podl7buEvpOiVJ0epDEsRvpfLpGSy[/tex], 请用劳斯判据判断系统的稳 定性,并求出系统所有的特征根。
设[tex=3.5x1.357]jgdSWrwQOFdHpgysEJ+maw==[/tex]是演员,[tex=3.286x1.357]zht3+rXKrCQ2kRA1elJF+Q==[/tex]是教师,[tex=3.071x1.357]cTAcfkrRwDdrDKpOU29PDg==[/tex]:x 佩服y ,那么命题“所有演员都佩服某些教师”可符号化为 未知类型：{'options': ['[tex=7.786x1.357]swFG3W+WbVD89XrimCWhf+1Pe+PHeO5uY5T7T55j/d+nF5919KVNELdfNdRG6Dvo[/tex]', '[tex=13.286x1.357]x8c+HINk/pIfGzYKuRE1GDJwHXVt5am+RZ9KmGdEyPsrs1WrSuNdZcfN95nyUR+9zbecqT58nzN/BAZ7acUOCg==[/tex]', '[tex=12.071x1.357]Vs8Vcw/zPN7kvQW5F7NycBzF3Vz5dWNe1bREaemQ12xitW5m36yvwxB6twYSU1xCGM9yV0oEg8nBw6OLp1hkkw==[/tex]', '[tex=12.571x1.357]Vs8Vcw/zPN7kvQW5F7NycBzF3Vz5dWNe1bREaemQ12yonSvfZPY3d8hjPMZmc6Wwy9IJvnB20kRYfK8FAvCxsw==[/tex]'], 'type': 102}
设[tex=3.5x1.357]jgdSWrwQOFdHpgysEJ+maw==[/tex]是演员,[tex=3.286x1.357]zht3+rXKrCQ2kRA1elJF+Q==[/tex]是教师,[tex=3.071x1.357]cTAcfkrRwDdrDKpOU29PDg==[/tex]:x 佩服y ,那么命题“所有演员都佩服某些教师”可符号化为 未知类型：{'options': ['[tex=7.786x1.357]swFG3W+WbVD89XrimCWhf+1Pe+PHeO5uY5T7T55j/d+nF5919KVNELdfNdRG6Dvo[/tex]', '[tex=13.286x1.357]x8c+HINk/pIfGzYKuRE1GDJwHXVt5am+RZ9KmGdEyPsrs1WrSuNdZcfN95nyUR+9zbecqT58nzN/BAZ7acUOCg==[/tex]', '[tex=12.071x1.357]Vs8Vcw/zPN7kvQW5F7NycBzF3Vz5dWNe1bREaemQ12xitW5m36yvwxB6twYSU1xCGM9yV0oEg8nBw6OLp1hkkw==[/tex]', '[tex=12.571x1.357]Vs8Vcw/zPN7kvQW5F7NycBzF3Vz5dWNe1bREaemQ12yonSvfZPY3d8hjPMZmc6Wwy9IJvnB20kRYfK8FAvCxsw==[/tex]'], 'type': 102}
某气体遵守状态方程: [tex=7.071x1.5]WV3fHN0xnRQRT18oRai5YL0oNjKqF9v+BKjdgVeWq+o=[/tex]( 式中 [tex=0.714x1.0]YiLkHgl7MlxE+QjUplQUKA==[/tex] 为常数), 试推导这种气体在定温过程中焓变化的表达式。([tex=12.071x1.357]cfbJRJNMpYggIwotZcXD74ELWwmTm6xajAyRqjglN4IHr8s/BZ49i9mpEJo+FQCfsh2i4culLdaGtysMATzq2w==[/tex])
某气体遵守状态方程: [tex=7.071x1.5]WV3fHN0xnRQRT18oRai5YL0oNjKqF9v+BKjdgVeWq+o=[/tex]( 式中 [tex=0.714x1.0]YiLkHgl7MlxE+QjUplQUKA==[/tex] 为常数), 试推导这种气体在定温过程中焓变化的表达式。([tex=12.071x1.357]cfbJRJNMpYggIwotZcXD74ELWwmTm6xajAyRqjglN4IHr8s/BZ49i9mpEJo+FQCfsh2i4culLdaGtysMATzq2w==[/tex])
设 [tex=2.0x1.214]Z8gWCld9dp7q30bvACb8c/VATOLJlJY4bLG8LazZW1w=[/tex]是[tex=3.429x1.0]hRlWsjFqxdxSbRSyuIRayg==[/tex] 空间,若存在[tex=12.071x1.357]6ga8fyXYyzTTSQUyiFXuxiZ8DBkU/qDo6ZlAUAMmaqP2xPNeRMkAlLPb4OuzrO4hHl1McLUsbrjOuBoytVv9hH+lSytmcjWPSIrjF+4jGa7/DLZzMRwsplK+6PlnLE+zS3wHgbQBlkIrwp5FVp/5GA==[/tex]使得 [tex=6.429x1.357]9XMhNHTb1ZkUREfPxOCRvJ1NQwJbdO2kNv8wP+fsIA1Y/tqmDDw0kV6bd8awKOWGsuwfgwb1By+4iCefQgMoew==[/tex], 求证[tex=13.071x1.357]6ga8fyXYyzTTSQUyiFXuxrKNuTme23K5IEn9tAhn4LQrZ2gD2VN07vF6K+Wp8NLnaI8GonjQSH4K/vCTdF1ZD6FY8PkUASq2Gn8irKoDr64FMucR0STb1WVtt8G4bKAupf/WfllICp1kzDfgNWf+weU5CfwY9fB/xww0vs/ggFs=[/tex]
设 [tex=2.0x1.214]Z8gWCld9dp7q30bvACb8c/VATOLJlJY4bLG8LazZW1w=[/tex]是[tex=3.429x1.0]hRlWsjFqxdxSbRSyuIRayg==[/tex] 空间,若存在[tex=12.071x1.357]6ga8fyXYyzTTSQUyiFXuxiZ8DBkU/qDo6ZlAUAMmaqP2xPNeRMkAlLPb4OuzrO4hHl1McLUsbrjOuBoytVv9hH+lSytmcjWPSIrjF+4jGa7/DLZzMRwsplK+6PlnLE+zS3wHgbQBlkIrwp5FVp/5GA==[/tex]使得 [tex=6.429x1.357]9XMhNHTb1ZkUREfPxOCRvJ1NQwJbdO2kNv8wP+fsIA1Y/tqmDDw0kV6bd8awKOWGsuwfgwb1By+4iCefQgMoew==[/tex], 求证[tex=13.071x1.357]6ga8fyXYyzTTSQUyiFXuxrKNuTme23K5IEn9tAhn4LQrZ2gD2VN07vF6K+Wp8NLnaI8GonjQSH4K/vCTdF1ZD6FY8PkUASq2Gn8irKoDr64FMucR0STb1WVtt8G4bKAupf/WfllICp1kzDfgNWf+weU5CfwY9fB/xww0vs/ggFs=[/tex]