1加998减888的平方得到的数的三次方减1加998

更新时间2018-09-07 22:03:16

1加998

((1+998-888)²)³-(1+998)

=(111²)³-999

=111^6-999

=1870414551162

(1+998-888²)³-(1+998)

=(999-888²)³-999

=488456772752902626

(1+998-888²)³-1+998

=(999-788544)³+997

=(-787545)³+997

=997-787545³

 

如果是：

 

[(1+998-888)²]³-1+998

=(111²)³+997

=12321³+997