作业帮(-60)÷{-6/1(-12/5)+15/2]=3*7\1+7*11\1+11*15\1+.+55*59\1=
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/12 03:56:48
![(-60)÷{-6/1(-12/5)+15/2]=3*7\1+7*11\1+11*15\1+.+55*59\1=](/uploads/image/z/6956704-64-4.jpg?t=%28-60%29%C3%B7%7B-6%2F1%28-12%2F5%29%2B15%2F2%5D%3D3%2A7%5C1%2B7%2A11%5C1%2B11%2A15%5C1%2B.%2B55%2A59%5C1%3D)
(-60)÷{-6/1(-12/5)+15/2]=3*7\1+7*11\1+11*15\1+.+55*59\1=
(-60)÷{-6/1(-12/5)+15/2]=
3*7\1+7*11\1+11*15\1+.+55*59\1=
(-60)÷{-6/1(-12/5)+15/2]=3*7\1+7*11\1+11*15\1+.+55*59\1=
1/4 乘1/3乘1/59就是结果.差项 把第一项差成1/4(1/3-1/7),以后一样,每项都提出1/4就是了q874681162