对任意x,有f′(x)=4x3,f(1)=-1,则此函数为( ) A.f(x)= 发布时间:2017-05-12 05:05 │ 来源:www.tikuol.com 题型:选择题 问题: 对任意x,有f′(x)=4x3,f(1)=-1,则此函数为( )A.f(x)=x4-2B.f(x)=x4+2C.f(x)=x3D.f(x)=-x4
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