,若矩阵X满足等式 AX=B+X ,求矩阵X.
,AX=2X+A ,求X.
设 =A+2X, 求X.
, AX=2X+A ,求X.
满足 =C+2X, 求X.
求极限lim-x-tanx-|||--tan x.求极限.
已知矩阵A= (} 3& 3& -4 1& 5& -5 -1& -4& 8 ) .,且矩阵X满足AX=B+2X,求矩阵X.已知矩阵,且矩阵X满足AX=B+2X
例10 求 lim _(xarrow infty )((1-dfrac {2)(x))}^x.
[例1.25] 求极限 lim _(xarrow infty )((sin dfrac {1)(x)+cos dfrac (1)(x))}^x.
设A= (} 3& 2& 3 1& 0& 0 -1& 2& 2 ) .,且满足XA=B+X,求矩阵X.设,且满足XA=B+X,求矩阵X.