设f(x)在【a,b】上连续,(a,b)内可导,f(a)·f(b)>0,f(a)f【(a+b)/2】
设f(x)在[a,b]上连续,在(a,b)内可导,f(a)f(b)>0,f(a)f[(a+b)/2]0,f(a)f[(a
设f(x)在【a,b】上连续,(a,b)内可导,f(a)·f(b)>0,f(a)f【(a+b)/2】
设f(x)在[a,b]上连续,在(a,b)内二阶可导,且f(a)f(b)<0,f'(c)=0.a
设f(x)在[a,b]上连续,在(a,b)内可导,且f(a)=f(b)=0
设f(x)在[a,b]上连续(a,b)内可导且f(a)=b,f(b)=a,证明在(a,b)内存在ξ,使f'(ξ)=f(ξ
设f(x)在[a,b]上连续,在(a,b)内可导,且f(a)=f(b)=0证明 存在c∈(a,b)使f‘(c)+f(c)
设f(x)在[a,b]上连续,在(a,b)内可导,f(a)f(b)>0,f(a)f[(a+b)/2]
设f(x)在区间[a,b]上连续,在(a,b)可导,
设f(x)在[a,b]上连续,在(a,b)可导,且f(a)=f(b)=0,证明存在c属于(a,b),使f'(c)+f(c
设函数f(x)在区间[a,b]上连续,在(a,b)内可导且f'(x)≤0,F(X)=1\(x-a)·∫<a,x>f(t)
设f(x)在(a,b)上连续,且f(a)=f(b),证明:存在点c属于(a,b)使得f(C)=f(c+b-a/2)
设函数f(x)在[a,b]上连续,在(a,b)可导,且f(a)*f(b)>0,f(a)*f((a+b)/2)