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  5. 求解～卡住了
Mathematics & Statistics
大学
已解决
Jojo
Jojo

求解～卡住了

乜 和 人6. 同 2(女(4- sw多) 7多=2 及= on炙3 = .200X 2X 上0 0 3 和 [4 廁3

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✨ Best Answer ✨

😊😊
😊😊

用三角代換法 令u=2sint du=2costdt應該就可以了

Jojo
Jojo

了解謝謝🙏

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