有限数学 示例

加 [[1,0.0420,0.0420,0.0420],[0.0351,1,0.0351,0.0351],[0.0330,0.0330,1,0.0330],[0.0233,0.0233,0.0233,1]]^-1[[79400],[67800],[63600],[46400]]
解题步骤 1
使用负指数规则 重写表达式。