求时,为使被积函数有理化,可作变换()

求<img src='https://img2.soutiyun.com/ask/2020-12-20/977327988702281.png' />时,为使被积函数有理化,可作变换() <img src='https://img2.soutiyun.com/ask/2020-12-20/977327997894806.png' />

时间:2024-03-02 11:51:39

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