设分块矩阵 [tex=8.714x2.857]bDwiEQkgsQNmlfJDfwyldqA6UJUpdqH3CfgSVhSew6UZORRZCFLRoxNxDyC6tCW1EMYijhaXnVLzJq7qvc+34SrktT7JvZZX6HLm5EaCt0j1sqw3Wdf11hQfCQuQflw/JJxmQvdC6QSpTci93/gjZhUFPaqPcXjPP//4a5XQrPKqnRmVPgn2BydeF6JugmL7[/tex],其中 [tex=0.929x1.0]zkuxy59wnc0FrSuUc1OFF6pw7am5S+IP5AAfiovVsGI=[/tex] 是 [tex=2.286x1.143]FxpPcmjsncQgkXunitg21Q==[/tex] 的可逆矩阵,证明:[tex=12.929x2.786]TIwZYBkNsy31H1RNd/OloEMAfDxZAX4PiGFnDh43Vq40QIi3RzyCoT+MVtAv/z+Tqnmh03zUVNJC/Aj1Vl4Ch6kjdxwYXuVUklm0bzMl+LkYosi8/gy10SS7n1/SV7L0yPvomGoKcm39sYhEu2elCYi+f71Kr1K2vzUbBRo9dvG4Thpuleq2ey1KB1GhJqxzyem43/GT/zYLELAFAsYouV5YbO6gboiFQ/y3sy6pEoIbIibvwsVHO+RzLl0JzV91[/tex]。
举一反三
- 设分块矩阵 [tex=8.714x2.857]bDwiEQkgsQNmlfJDfwyldqA6UJUpdqH3CfgSVhSew6UZORRZCFLRoxNxDyC6tCW1EMYijhaXnVLzJq7qvc+34SrktT7JvZZX6HLm5EaCt0j1sqw3Wdf11hQfCQuQflw/JJxmQvdC6QSpTci93/gjZhUFPaqPcXjPP//4a5XQrPKqnRmVPgn2BydeF6JugmL7[/tex],其中 [tex=0.929x1.0]zkuxy59wnc0FrSuUc1OFF6pw7am5S+IP5AAfiovVsGI=[/tex] 是 [tex=2.286x1.143]FxpPcmjsncQgkXunitg21Q==[/tex] 的可逆矩阵,证明:[tex=12.929x2.786]TIwZYBkNsy31H1RNd/OloEMAfDxZAX4PiGFnDh43Vq40QIi3RzyCoT+MVtAv/z+Tqnmh03zUVNJC/Aj1Vl4Ch6kjdxwYXuVUklm0bzMl+LkYosi8/gy10SS7n1/SV7L0yPvomGoKcm39sYhEu2elCYi+f71Kr1K2vzUbBRo9dvG4Thpuleq2ey1KB1GhJqxzyem43/GT/zYLELAFAsYouV5YbO6gboiFQ/y3sy6pEoIbIibvwsVHO+RzLl0JzV91[/tex]。
- 设分块矩阵 [tex=8.714x2.857]bDwiEQkgsQNmlfJDfwyldqA6UJUpdqH3CfgSVhSew6UZORRZCFLRoxNxDyC6tCW1EMYijhaXnVLzJq7qvc+34SrktT7JvZZX6HLm5EaCt0j1sqw3Wdf11hQfCQuQflw/JJxmQvdC6QSpTci93/gjZhUFPaqPcXjPP//4a5XQrPKqnRmVPgn2BydeF6JugmL7[/tex],其中 [tex=0.929x1.0]zkuxy59wnc0FrSuUc1OFF6pw7am5S+IP5AAfiovVsGI=[/tex] 是 [tex=2.286x1.143]FxpPcmjsncQgkXunitg21Q==[/tex] 的可逆矩阵,证明:[tex=12.929x2.786]TIwZYBkNsy31H1RNd/OloEMAfDxZAX4PiGFnDh43Vq40QIi3RzyCoT+MVtAv/z+Tqnmh03zUVNJC/Aj1Vl4Ch6kjdxwYXuVUklm0bzMl+LkYosi8/gy10SS7n1/SV7L0yPvomGoKcm39sYhEu2elCYi+f71Kr1K2vzUbBRo9dvG4Thpuleq2ey1KB1GhJqxzyem43/GT/zYLELAFAsYouV5YbO6gboiFQ/y3sy6pEoIbIibvwsVHO+RzLl0JzV91[/tex]。
- 设分块矩阵 [tex=8.714x2.857]bDwiEQkgsQNmlfJDfwyldqA6UJUpdqH3CfgSVhSew6UZORRZCFLRoxNxDyC6tCW1EMYijhaXnVLzJq7qvc+34SrktT7JvZZX6HLm5EaCt0j1sqw3Wdf11hQfCQuQflw/JJxmQvdC6QSpTci93/gjZhUFPaqPcXjPP//4a5XQrPKqnRmVPgn2BydeF6JugmL7[/tex],其中 [tex=0.929x1.0]zkuxy59wnc0FrSuUc1OFF6pw7am5S+IP5AAfiovVsGI=[/tex] 是 [tex=2.286x1.143]FxpPcmjsncQgkXunitg21Q==[/tex] 的可逆矩阵,证明:[tex=12.929x2.786]TIwZYBkNsy31H1RNd/OloEMAfDxZAX4PiGFnDh43Vq40QIi3RzyCoT+MVtAv/z+Tqnmh03zUVNJC/Aj1Vl4Ch6kjdxwYXuVUklm0bzMl+LkYosi8/gy10SS7n1/SV7L0yPvomGoKcm39sYhEu2elCYi+f71Kr1K2vzUbBRo9dvG4Thpuleq2ey1KB1GhJqxzyem43/GT/zYLELAFAsYouV5YbO6gboiFQ/y3sy6pEoIbIibvwsVHO+RzLl0JzV91[/tex]。
- set1 = {x for x in range(10)} print(set1) 以上代码的运行结果为? A: {0, 1, 2, 3, 4, 5, 6, 7, 8, 9} B: {0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10} C: {1, 2, 3, 4, 5, 6, 7, 8, 9} D: {1, 2, 3, 4, 5, 6, 7, 8, 9,10}
- >>>x = [1, 2, 3]>>>x.extend([5, 6, 7])语句运行结果正确的是( )。 A: [1, 2, 3, 5, 6, 7] B: [5, 6, 7, 1, 2, 3] C: [0, 1, 2, 3, 4, 5, 6, 7] D: [5, 6, 7]