设矩阵[img=112x51]180368aa2b97dba.png[/img],2阶单位矩阵[img=94x51]180368aa33be3e0.png[/img],3阶单位矩阵[img=121x63]180368aa3db0914.png[/img],则[img=48x22]180368aa45fbedc.png[/img](),[img=48x22]180368aa4f2fc05.png[/img]()
A: [img=60x51]180368aa574c8e7.png[/img],[img=85x51]180368aa6042361.png[/img]
B: [img=85x51]180368aa68ae455.png[/img],[img=87x63]180368aa775fb54.png[/img]
C: [img=60x51]180368aa7fd5ae6.png[/img],[img=87x63]180368aa8dac80a.png[/img]
D: [img=85x51]180368aa96dc809.png[/img],[img=85x51]180368aaa00cce3.png[/img]
A: [img=60x51]180368aa574c8e7.png[/img],[img=85x51]180368aa6042361.png[/img]
B: [img=85x51]180368aa68ae455.png[/img],[img=87x63]180368aa775fb54.png[/img]
C: [img=60x51]180368aa7fd5ae6.png[/img],[img=87x63]180368aa8dac80a.png[/img]
D: [img=85x51]180368aa96dc809.png[/img],[img=85x51]180368aaa00cce3.png[/img]
举一反三
- 设矩阵[img=112x51]180368aa2b97dba.png[/img],2阶单位矩阵[img=94x51]180368aa33be3e0.png[/img],3阶单位矩阵[img=121x63]180368aa3db0914.png[/img],则[img=48x22]180368aa45fbedc.png[/img](),[img=48x22]180368aa4f2fc05.png[/img]() 未知类型:{'options': ['180368aa574c8e7.png,[img=85x51]180368aa6042361.png[/img]', '180368aa68ae455.png,[img=87x63]180368aa775fb54.png[/img]', '180368aa7fd5ae6.png,[img=87x63]180368aa8dac80a.png[/img]', '180368aa96dc809.png,[img=85x51]180368aaa00cce3.png[/img]'], 'type': 102}
- 以AA×aa得到,以×aa这种方式称为( ):[img=19x17]17a3dadde230271.png[/img]
- 已知[img=52x29]18038be96ed0534.png[/img],[img=115x51]18038be97866e95.png[/img],在MATLAB中若想由x生成矩阵A可调用命令 A: A=[x,x.^2,x.^3] B: A=[x,x^2,x^3] C: A=[x;x.^2;x.^3] D: A=[x;x^2;x^3]
- 已知[img=52x29]1802e9891f49f72.png[/img],[img=115x51]1802e989277fcbc.png[/img],在MATLAB中若想由x生成矩阵A可调用命令 A: A=[x,x.^2,x.^3] B: A=[x,x^2,x^3] C: A=[x;x.^2;x.^3] D: A=[x;x^2;x^3]
- 已知[img=52x29]1803bbd8531a1be.png[/img],[img=115x51]1803bbd85b65619.png[/img],在MATLAB中若想由x生成矩阵A可调用命令 A: A=[x,x.^2,x.^3] B: A=[x,x^2,x^3] C: A=[x;x.^2;x.^3] D: A=[x;x^2;x^3]