观察下列等式1!=1,2!=2*1,31=3*2*1求(n-m)!观察下列等式1!=1,2!=2*1,31=3*2*1,4!=4*3*2*1.求(n-m)!
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![观察下列等式1!=1,2!=2*1,31=3*2*1求(n-m)!观察下列等式1!=1,2!=2*1,31=3*2*1,4!=4*3*2*1.求(n-m)!](/uploads/image/z/8601565-13-5.jpg?t=%E8%A7%82%E5%AF%9F%E4%B8%8B%E5%88%97%E7%AD%89%E5%BC%8F1%21%3D1%2C2%21%3D2%2A1%2C31%3D3%2A2%2A1%E6%B1%82%EF%BC%88n-m%EF%BC%89%21%E8%A7%82%E5%AF%9F%E4%B8%8B%E5%88%97%E7%AD%89%E5%BC%8F1%21%3D1%2C2%21%3D2%2A1%2C31%3D3%2A2%2A1%2C4%21%3D4%2A3%2A2%2A1.%E6%B1%82%EF%BC%88n-m%EF%BC%89%21)
观察下列等式1!=1,2!=2*1,31=3*2*1求(n-m)!观察下列等式1!=1,2!=2*1,31=3*2*1,4!=4*3*2*1.求(n-m)!
观察下列等式1!=1,2!=2*1,31=3*2*1求(n-m)!
观察下列等式1!=1,2!=2*1,31=3*2*1,4!=4*3*2*1.求(n-m)!
观察下列等式1!=1,2!=2*1,31=3*2*1求(n-m)!观察下列等式1!=1,2!=2*1,31=3*2*1,4!=4*3*2*1.求(n-m)!
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