线性代数 示例

求出反函数 [[0.5,0,0,0,0,0,1,0,0,0],[0.866,0,0,0,0,0,0,-1,0,0],[-0.5,0.101,0,0,-0.866,0,0,0,0,0],[-0.866,0.101,0,0,0.5,1,0,0,0,0],[0,-0.101,0,0,0,0,0,0,0,800],[0,-0.101,-1,0,0,0,0,0,0,0],[0,0,0,0,0,-1,0,0,0,250],[0,0,1,-1,0,0,0,0,0,0],[0,0,0,0,0.5,0,0,0,0,0],[0,0,0,1,0.866,0,0,1,0]]
我解不出这道题目。