7的阶乘=7!运算是:7!=1*2*3*4*5*6*7=5040,就是前7个自然数的连乘积。望采纳
7!=1*2*3*4*5*6*7=2^4*3^2*5*7=5040
7的阶乘=7x6x5x4x3x2x1=5040
7×6×5×4×3×2×1=5040
=7×6×5×4×3×2×1
