www.5129.net > 7.810.928.8=简便计算

7.810.928.8=简便计算

将除号后半部分分解为3*9,5*5,3*8,2*11,与前半部分可同比消除,1可省略,最后剩下(4*

x0=[1 2 3 4 5 6 7 8 9 10 11 12 13 14 15]; y0=[4 6

1. (25%-695%-12%)*36 2. 3/4*3/5+3/4*2/5 3. (

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