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2的0.25次方等于多少 - 百度知道
2011年12月22日 · 2的0.25次方就是四次根号(2),也就是根号(根号2),约等于1.189207115
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2的0.25次方等于多少_作业帮 - qb.zuoyebang.com
2的0.25次方就是四次根号(2),也就是根号(根号2),约等于1.189207115
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2的多少次方是0.25怎么算的_作业帮 - qb.zuoyebang.com
2的平方是4,所以2的负二次方是四分之一,即0.25