设函数f(x)在x=0点连续,且f(0)=0,已知|g(x)|≤|f(x)|,试证函数g(x)在x=0点也连续

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设函数f(x)在x=0点连续,且f(0)=0,已知|g(x)|≤|f(x)|,试证函数g(x)在x=0点也连续设函数f(x)在x=0点连续,且f(0)=0,已知|g(x)|≤|f(x)|,试证函数g(

设函数f(x)在x=0点连续,且f(0)=0,已知|g(x)|≤|f(x)|,试证函数g(x)在x=0点也连续
设函数f(x)在x=0点连续,且f(0)=0,已知|g(x)|≤|f(x)|,试证函数g(x)在x=0点也连续

设函数f(x)在x=0点连续,且f(0)=0,已知|g(x)|≤|f(x)|,试证函数g(x)在x=0点也连续
0≤|g(x)|≤|f(x)|
0≤|lim(x->0)g(x)|≤|lim(x->0)f(x)|
0≤|lim(x->0)g(x)|≤0
=> lim(x->0)g(x) = 0
g(x)在x=0点也连续

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