设 3 阶方阵[tex=0.786x1.0]b4HkKtHXeHofHX/gJc8Agg==[/tex]有特征值 -1,1,2, 它们所对应的特征向量分别为[tex=0.857x1.214]qPXt9x2SBkBATZzE4oXUrA==[/tex]，[tex=0.857x1.214]ufIZfn7HHtcdCseG+TTmyA==[/tex]，[tex=0.857x1.214]CyQvgSvupRK+TIa0SgdVSQ==[/tex]，令[tex=5.286x1.357]9jDYzbE5S3DCDVrT04L9IYeCGcCvNQGy9Ai6bmBEqn+gOzF8xHqtBbub1NXobyhh[/tex]则[tex=3.143x1.214]Wy8xQjMsBEyjJUwCYAP+RQ==[/tex] 为(   )，且说明理由. 未知类型：{'options': ['[tex=6.929x3.643]075gCzZzsMRb6HYXYk9X9/gUyjNNxd9de4Ur9UUcCzr2ErxIzH5rthmmjXGoXVkhMPJTHvHSklujjPPctktOtVcylWaKd3miBj3rn6Cb5sWOaq6vHFNdM9YVPmF982da[/tex]', '[tex=6.929x3.643]075gCzZzsMRb6HYXYk9X981blyLX29KCItuK/TNOr5N0+/ujG+Y+cbNb7rENfratVGqD60Nr5B3cXRlK1iC9uBZiDcPK+Minwj3m5wlqNyPkIuTIAfwgiHC0oSMFJ+Zj[/tex]', '[tex=6.929x3.643]075gCzZzsMRb6HYXYk9X981blyLX29KCItuK/TNOr5MjWLGTNFcUPGXsR81fpnf5yGOOgl6Z7c2m/NbPktW65uBFX4zt6rj15ZWrUYFddvilkrn8+1zCfZSUNwdC4jui[/tex]', '[tex=6.929x3.643]075gCzZzsMRb6HYXYk9X9+eShLkHtFSVjouCi38ChPw2h8UbxeA4Ou+W+x2HdmKQA2dZ8guv9tM8HkZpuyurlYt2gOs2okwJ/KLPu8ntwn5Isdj5fNpZBOk/uWtadxXC[/tex]'], 'type': 102}