计算4﹙m√n/m+2/n√mn³﹚-3﹙n√m/n+m/1√m³n﹚=
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![计算4﹙m√n/m+2/n√mn³﹚-3﹙n√m/n+m/1√m³n﹚=](/uploads/image/z/5500324-28-4.jpg?t=%E8%AE%A1%E7%AE%974%EF%B9%99m%E2%88%9An%2Fm%2B2%2Fn%E2%88%9Amn%26%23179%3B%EF%B9%9A-3%EF%B9%99n%E2%88%9Am%2Fn%2Bm%2F1%E2%88%9Am%26%23179%3Bn%EF%B9%9A%3D)
计算4﹙m√n/m+2/n√mn³﹚-3﹙n√m/n+m/1√m³n﹚=
计算4﹙m√n/m+2/n√mn³﹚-3﹙n√m/n+m/1√m³n﹚=
计算4﹙m√n/m+2/n√mn³﹚-3﹙n√m/n+m/1√m³n﹚=
4﹙m√n/m+2/n√mn³﹚-3﹙n√m/n+1/m√m³n﹚
=4(√nm+2√nm)-3(√nm+√nm)
=6√nm