椋炲摜鍦ㄥ嚑鍐呬簹鍝噷

(2√3-3√2)-(3√3-2√2)

ˇ▂ˇ

齉龘靐齾纞虋灪龖麤癵灪

(√45+√18)-(√8-√125)

(＊?↓˙＊)

(√3+√2i)(-√3+√2i)

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＞０＜