设级数 ,且,n∈N+,则/ananas/latex/p/736323/ananas/latex/p/550692
举一反三
- 设可微,且,则/ananas/latex/p/2154/ananas/latex/p/902448/ananas/latex/p/54324
- 若X~N(),且E(X)=5,D(X)=4,则= ,=/ananas/latex/p/310942/ananas/latex/p/200/ananas/latex/p/297
- 设在上二阶可导,且,则在内是( )/ananas/latex/p/2154/ananas/latex/p/13269/ananas/latex/p/243898/ananas/latex/p/243899/ananas/latex/p/95388
- 设,且与互相垂直,则k=_________/ananas/latex/p/1010909/ananas/latex/p/237638/ananas/latex/p/533557
- 设X~N(μ,4),Y~N(μ,9),a=P{Xμ-2},b=P{Yμ+3},则/ananas/latex/p/1237/ananas/latex/p/990