• 2022-10-26
    设函数y=f(x)有二阶导数,对任意实数x,满足:f(x)=-f(-x)及f(x)=f(x+1),若f'(1)>0,则有 ( )
    A: f"(-5)≤f'(-5)≤f(-5)
    B: f(-5)=f"(-5)<f'(-5)
    C: f'(-5)≤f(-5)≤f"(-5)
    D: f(-5)<f(-5)=f"(-5)