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设函数f(x)在[0,1]上连续且单调减少,证明:当O<λ<1时,
设函数f(x)在[0,1]上连续且单调减少,证明:当O<λ<1时,
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设函数f(x)在[0,1]上连续且单调减少,证明:当O<λ<1时,
设f(x)在[0,1]上连续且单调减,试证对任何a∈(0,1)有
∫0af(x)dx≥a∫01f(x)dx
设函数f(x)在[0,1]上连续,且它的值域也是[0,1],证明:至少存在一点ξ∈[0,1]。使f(ξ)=ξ.(注:点ξ称为函数f(x)的不动点.)
设函数f(x)在区间[0,1]上连续,在(0,1)内可导,且满足条件试证:存在ξ∈(0,1),使f(ξ)+ξf'(ξ)=0
设函数f(x)在[0,1]上连续,在(0,1)内可微,且满足证明在(0,1)内至少有一点a,使f(a)+af'(a)=0
设函数f(x)在[0,2]上连续,且f(0)=f(2),证明方程f(x)=f(x+1)在[0,1]上至少有一个根.