15^2=225,25^2=625,35^2=1225,45^2=2025,…,75^2=(),95^2=()_数学解答

15^2=225,25^2=625,35^2=1225,45^2=2025,…,75^2=(),95^2=()

人气：360 ℃　时间：2019-10-10 01:36:50

解答

15^2=225,25^2=625,35^2=1225,45^2=2025,…,75^2=(5625),95^2=(9025)
7X8 25
9X10 25
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