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1+i+i^2+……i^2010=?
人气:325 ℃ 时间:2020-07-03 16:30:46
解答
i的n次方是4个一循环
且i+i^2+i^3+i^4=0
所以从i^3+……+i^2010=0
原式=1+i+i^2=i
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