f(x)是奇函数,且可导,若f'(x+3)=f'(x) f'(x)=-1 f'(5)+f'(11)=

问题描述:

f(x)是奇函数,且可导,若f'(x+3)=f'(x) f'(x)=-1 f'(5)+f'(11)=