设f0(x)=cos x,f1(x)=f0′(x),f2(x)=f1′(x),…,fn+1(x)=fn′(x),n∈N*,则f2011(x)=( )
A.-sin x | B.-cos x |
C.sin x | D.cos x |
相关知识点
推荐试卷
设f0(x)=cos x,f1(x)=f0′(x),f2(x)=f1′(x),…,fn+1(x)=fn′(x),n∈N*,则f2011(x)=( )
A.-sin x | B.-cos x |
C.sin x | D.cos x |
试题篮
()