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2016×2016/2017+2017×2017/2018 17×2018/4035

2016*2016/2017+2017*2017/2018-4035/(2017*2018) =(...

题目是2017*2018/4035,答案解答的是4035/(2017*2018)

(1/2017+1/2018)x2017×2018 =2018+2017 =4035

2018×2018-2018×2017-2017×2016+2017×2017 =2018×(20...

直接用平方差公式一下就出来了! a=2018²-2017²=(...

4×2017×2018 =(2×2017)×(2×2018) =4034×4036 =(4035-1...

2018×20172018-2017×20182017 =(2017+1)×20172018-20...

4035

3/(1×2×3)+5/(2×3×4)+7/(3×4×5)++4035/(2017×2018×201...

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