在矩阵模型下，3+4i对应的矩阵是?
A: [img=60x51]180346d0f699a02.png[/img]
B: [img=67x51]180346d0ff972d1.png[/img]
C: [img=74x51]180346d109066d4.png[/img]
D: [img=60x51]180346d111c354a.png[/img]
A: [img=60x51]180346d0f699a02.png[/img]
B: [img=67x51]180346d0ff972d1.png[/img]
C: [img=74x51]180346d109066d4.png[/img]
D: [img=60x51]180346d111c354a.png[/img]
举一反三
- 下列二阶矩阵可对角化的是 A: [img=74x51]1803176076c6463.png[/img] B: [img=74x51]180317607f7d84f.png[/img] C: [img=60x51]18031760887ca0f.png[/img] D: [img=74x51]18031760908836c.png[/img]
- 下列二阶矩阵可对角化的是 A: [img=74x51]1803df782aaf22e.png[/img] B: [img=74x51]1803df783378805.png[/img] C: [img=60x51]1803df783bc2b7c.png[/img] D: [img=74x51]1803df784419306.png[/img]
- 矩阵 是二次型[img=122x27]1803df7d401d270.png[/img]的矩阵 A: [img=88x51]1803df7d47b58fa.png[/img] B: [img=60x51]1803df7d4f9e073.png[/img] C: [img=60x51]1803df7d57c4d4e.png[/img] D: [img=60x51]1803df7d60782ce.png[/img]
- 矩阵 是二次型[img=122x27]1803176519395aa.png[/img]的矩阵 A: [img=88x51]1803176521b89a6.png[/img] B: [img=60x51]18031765295144f.png[/img] C: [img=60x51]18031765324c8be.png[/img] D: [img=60x51]180317653b4377c.png[/img]
- 求二次型[img=139x27]18032636d2e8477.png[/img]的矩阵。 A: [img=60x51]18032636dbbe2b2.png[/img] B: [img=88x51]18032636e4d461b.png[/img] C: [img=74x51]18032636ede3f11.png[/img] D: [img=74x51]18032636f653f32.png[/img]