√2/45 ÷ 3/2 √1 3/5

来源:学生作业帮助网 编辑:作业帮 时间:2024/07/17 04:12:41
√2/45 ÷ 3/2 √1 3/5
xJ@_% Mf#I/6Q&"݋E&B}xPeocz€ s0a'Dbp˅IG͝kY:*ڶ>AQEVM`tYǢuŘ.%](Dh*s%:nQ(rg rZ1e yU͉x&VubObb"IH:]D2WpcD]PϓwϯMl'?P?e@C#}B|d6E/o6a^hj:

√2/45 ÷ 3/2 √1 3/5
√2/45 ÷ 3/2 √1 3/5

√2/45 ÷ 3/2 √1 3/5
1原式=根号((2/45)*(5/8))*2/3=根号(1/36)*2/3=1/9
2原式=根号((5根号2+2根号5)*(5根号2-2根号5))=根号(50-20)=根号30