Which is the next term in this series?100 121 144 202 244 400.别来打酱油!
问题描述:
Which is the next term in this series?100 121 144 202 244 400.
别来打酱油!
答
100,121,144,202,244,400,x,x=?
分析:100=10^2
121=11^2
144=12^2
202=(100+1)×2
244=(121+1)×2
400=100×4
x=121×4=484
祝好!
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