规律为
(2n+1)²-(2n-1)²
=8n
观察算式: 3²-1²=8=8*1 5²-3²=16=8*2 7²-5²=24=8*3 9²-7²=32=8
观察算式: 3²-1²=8=8*1 5²-3²=16=8*2 7²-5²=24=8*3 9²-7²=32=8
各位哥哥姐姐、叔叔阿姨们,请你们帮帮忙,我是初一新生,望大家能作详细步骤O(∩_∩)O~~~~小弟再次谢谢各位o(∩_∩)o ~~~~~~~
谢谢这位有心人!!!!!!!!!!!!!Thankyou!Goodbye!
各位哥哥姐姐、叔叔阿姨们,请你们帮帮忙,我是初一新生,望大家能作详细步骤O(∩_∩)O~~~~小弟再次谢谢各位o(∩_∩)o ~~~~~~~
谢谢这位有心人!!!!!!!!!!!!!Thankyou!Goodbye!
数学人气:262 ℃时间:2020-01-30 08:20:00
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