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标题: For which of the following functions f is f(x)=f(1-x) for all x? [打印本页]

作者: Chayane 时间: 2014-11-27 15:52
标题: For which of the following functions f is f(x)=f(1-x) for all x?

For which of the following functions f is f(x)=f(1-x) forall x?

F(x)=1-x

F(x)=1-X^2

F(x)=x^2-(1-x)^2

F(x)=X^2(1-x)^2

F(x)=x/(1-x)

作者: schighness 时间: 2014-11-27 16:28
选第四个，代入试试就知道了

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