设求及,并指出中哪个是奇函数哪个是偶函数?

设<img src='https://img2.soutiyun.com/ask/2020-08-17/966505564212391.jpg' />求<img src='https://img2.soutiyun.com/ask/2020-08-17/966505619465551.png' />及<img src='https://img2.soutiyun.com/ask/2020-08-17/966505643870947.png' />,并指出<img src='https://img2.soutiyun.com/ask/2020-08-17/966505663909093.png' />中哪个是奇函数哪个是偶函数?

时间:2023-11-02 14:55:32

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