试确定下列函数初值和终值。[tex=10.357x2.786]3msuizRSnkqD88hSFPeRBG+1s13+RXeFFoSBl88KWfI=[/tex]

试确定下列函数初值和终值。[tex=10.357x2.786]3msuizRSnkqD88hSFPeRBGCaLZPDvVlyb/wNIEzF0oI=[/tex]

下列矩阵可以对角化吗? 在可对角化的情况下, 求出相应的过渡矩阵和对角矩阵：[tex=10.357x2.786]No14tepOrgpLFcwU7iwUQUdMxmNA+KKDYMR9dIa4mZJpjC3o7oDT29EAXDDT8FG4bAEYosOs3OLgJTCWPyzBYZDwvvlRXMLPvIfC7s6tg84=[/tex].

是 [tex=0.643x0.786]SBMIs+VUk7//BOpfqlQl0w==[/tex]级实对称矩阵，且 [tex=2.714x1.214]Ii7rpTBIBY9OnoDCpl0kqg==[/tex]，证明：存在正交矩阵 T 使得[tex=10.357x2.786]W1aC/woYAnIXIV+eXPGimA6TYiruE6ZoYhJGhES05OpSUkMtsC9Kq91NSXW/6tntFXg0uzz+QJeeGHSEP4mS6YVNngg9zt11ACboxEGASuWHwae3dHAwNu5D9+BW/zUg[/tex]

下列函数中，在定义域内连续的是 未知类型：{'options': ['[tex=10.357x2.786]ACpG7W/lXiEwdW69ASBj8yz3JKPP/kaALPrOFjqtRmoxWlPWiBbHwJTikBQCu/dAu7XoONNXbMh0a2HKXp9+puyYgPb0Ff+jJowwa1YMtD4pzlGMBv4GAK17qySOrBC1[/tex]', '[tex=10.5x4.214]ACpG7W/lXiEwdW69ASBj89VuE0FUo5hY+ev/XmQQZBl5+xTnMkb1goBIXQbu+zt3JY2mip8N58o/Wfy8weO4z5MFQ55lLvPqNNC6oznYMRML0MdTJkwLl7+4W/mJWQdI3SMtX0IOJFrNCt4tmlHLLA==[/tex]', '[tex=10.571x2.786]ACpG7W/lXiEwdW69ASBj87BXbFfvagirDs4JDkgJ4E6Zx9N51St7jSmQZfpm9LcDhF88cGSnuk7vqoofjpzi7UkUa0EnXg0DUUAfvM23agCY7RCD/AFTy46vMr6za0YJ[/tex]', '[tex=9.571x3.357]ACpG7W/lXiEwdW69ASBj8ya2ziUpOkSgOLy4Ggz7czTHCT5C05BW+bT3RMvdNdgPppo5iZbbbpIE0e1W5noaSomeZxGcMgC8FErzfA200fpc/WqJ8maqw80ojVhXOIfZLFH3+ApLULbjLyPXgjLbNg==[/tex]'], 'type': 102}

下列函数中，在定义域内连续的是 未知类型：{'options': ['[tex=10.357x2.786]ACpG7W/lXiEwdW69ASBj8yz3JKPP/kaALPrOFjqtRmoxWlPWiBbHwJTikBQCu/dAu7XoONNXbMh0a2HKXp9+puyYgPb0Ff+jJowwa1YMtD4pzlGMBv4GAK17qySOrBC1[/tex]', '[tex=10.5x4.214]ACpG7W/lXiEwdW69ASBj89VuE0FUo5hY+ev/XmQQZBl5+xTnMkb1goBIXQbu+zt3JY2mip8N58o/Wfy8weO4z5MFQ55lLvPqNNC6oznYMRML0MdTJkwLl7+4W/mJWQdI3SMtX0IOJFrNCt4tmlHLLA==[/tex]', '[tex=10.571x2.786]ACpG7W/lXiEwdW69ASBj87BXbFfvagirDs4JDkgJ4E6Zx9N51St7jSmQZfpm9LcDhF88cGSnuk7vqoofjpzi7UkUa0EnXg0DUUAfvM23agCY7RCD/AFTy46vMr6za0YJ[/tex]', '[tex=9.571x3.357]ACpG7W/lXiEwdW69ASBj8ya2ziUpOkSgOLy4Ggz7czTHCT5C05BW+bT3RMvdNdgPppo5iZbbbpIE0e1W5noaSomeZxGcMgC8FErzfA200fpc/WqJ8maqw80ojVhXOIfZLFH3+ApLULbjLyPXgjLbNg==[/tex]'], 'type': 102}

下列函数中，在定义域内连续的是 未知类型：{'options': ['[tex=10.357x2.786]ACpG7W/lXiEwdW69ASBj8yz3JKPP/kaALPrOFjqtRmoxWlPWiBbHwJTikBQCu/dAu7XoONNXbMh0a2HKXp9+puyYgPb0Ff+jJowwa1YMtD4pzlGMBv4GAK17qySOrBC1[/tex]', '[tex=10.5x4.214]ACpG7W/lXiEwdW69ASBj89VuE0FUo5hY+ev/XmQQZBl5+xTnMkb1goBIXQbu+zt3JY2mip8N58o/Wfy8weO4z5MFQ55lLvPqNNC6oznYMRML0MdTJkwLl7+4W/mJWQdI3SMtX0IOJFrNCt4tmlHLLA==[/tex]', '[tex=10.571x2.786]ACpG7W/lXiEwdW69ASBj87BXbFfvagirDs4JDkgJ4E6Zx9N51St7jSmQZfpm9LcDhF88cGSnuk7vqoofjpzi7UkUa0EnXg0DUUAfvM23agCY7RCD/AFTy46vMr6za0YJ[/tex]', '[tex=9.571x3.357]ACpG7W/lXiEwdW69ASBj8ya2ziUpOkSgOLy4Ggz7czTHCT5C05BW+bT3RMvdNdgPppo5iZbbbpIE0e1W5noaSomeZxGcMgC8FErzfA200fpc/WqJ8maqw80ojVhXOIfZLFH3+ApLULbjLyPXgjLbNg==[/tex]'], 'type': 102}

下列函数中，在定义域内连续的是 未知类型：{'options': ['[tex=10.357x2.786]ACpG7W/lXiEwdW69ASBj8yz3JKPP/kaALPrOFjqtRmoxWlPWiBbHwJTikBQCu/dAu7XoONNXbMh0a2HKXp9+puyYgPb0Ff+jJowwa1YMtD4pzlGMBv4GAK17qySOrBC1[/tex]', '[tex=10.5x4.214]ACpG7W/lXiEwdW69ASBj89VuE0FUo5hY+ev/XmQQZBl5+xTnMkb1goBIXQbu+zt3JY2mip8N58o/Wfy8weO4z5MFQ55lLvPqNNC6oznYMRML0MdTJkwLl7+4W/mJWQdI3SMtX0IOJFrNCt4tmlHLLA==[/tex]', '[tex=10.571x2.786]ACpG7W/lXiEwdW69ASBj87BXbFfvagirDs4JDkgJ4E6Zx9N51St7jSmQZfpm9LcDhF88cGSnuk7vqoofjpzi7UkUa0EnXg0DUUAfvM23agCY7RCD/AFTy46vMr6za0YJ[/tex]', '[tex=9.571x3.357]ACpG7W/lXiEwdW69ASBj8ya2ziUpOkSgOLy4Ggz7czTHCT5C05BW+bT3RMvdNdgPppo5iZbbbpIE0e1W5noaSomeZxGcMgC8FErzfA200fpc/WqJ8maqw80ojVhXOIfZLFH3+ApLULbjLyPXgjLbNg==[/tex]'], 'type': 102}

下列变量组（）是一个闭回路。 A: {x，x，x，x，x，x} B: {x，x，x，x，x} C: {x，x，x，x，x，x} D: {x，x，x，x，x，x}

以下谓词蕴含式正确的是（）: (∀x) (A(x)→B(x))=>( ∀x)A(x)→(∀x)B(x)|(∀x) (A(x)↔B(x))=>( ∀x)A(x)↔(∀x)B(x)|(∀x)A(x)∨(∀x)B(x)=>( ∀x) (A(x)∨B(x))|(∃x) (A(x)∧B(x))=>(∃x)A(x)∧(∃x)B(x)