|1-根号2|+|根号2-根号3|+|2-根号3
=√2-1+√3-√2+2-√3
=2-1
=1
|根号3-2|+三次根号负8+（2-根号3）*根号3
=2-√3+(-2)+2√3-3
=√3-3
数学计算题:|1-根号2|+|根号2-根号3|+|2-根号3|
解 |1-根号2|+|根号2-根号3|+|2-根号3 =√2-1+√3-√2+2-√3 =2-1 =1 |根号3-2|+三次根号负8+（2-根号3）*根号3 =2-√3+(-2)+2√3-3 =√3-3
|1-根号2|+|根号2-根号3|+|2-根号3|计算
解：原式＝（√2-1）＋（√3-√2） ＋（2-√3）＝-1 ＋2 ＝1
计算|1-根号2|+|根号2-根号3|+|根号3-2|+|2-根号5|+...+|根号2008-根 ...
解答：|1-根号2|+|根号2-根号3|+|根号3-2|+|2-根号5|+...+|根号2008-根号2009|-根号2009 =根2-1+根3-根2+2-根3+……+根2009-根2008-根2009=-1
计算题:①|1-根号2|+|根号2-根号3|+|根号3-根号2|; ②立方根下-216*平...
=2根号3-根号2-1 ②立方根下-216*平方根下（3\/4）平方 \/平方跟下0.25*|-16\/9| =-6*3\/4\/0.5*16\/9 =-9\/2\/0.5*16\/9 =-9*16\/9 =-16
|1-根号下2|+|根号下2-根号下3|+|2-根号下3|
|1-根号下2|+|根号下2-根号下3|+|2-根号下3| =√2-1+√3-√2+2-√3 =1
计算题: |1-根号2|+|根号2-根号3|+|根号3-2| 求解!!知道答案的帮个忙...
=根号2-1+根号3-根号2+2-根号3 =-1+2 =1
计算|1-根号2|+|根号2-根号3|等于多少? 急急急啊~
|1-根号2|+|根号2-根号3| =根号2-1+根号3-根号2 =根号3-1 不懂可追问，有帮助请采纳，谢谢！
|1-根号2|+|根号2-根号3|+|根号3-根号4|+...+|根号2009-根号2010|=...
因为根号2大于1，所以：|1-根号2|=根号2-1，|根号2-根号3|=根号3-根号2，|1-根号2|+|根号2-根号3|+|根号3-根号4|=根号2-1+根号3-根号2+根号4-根号3=根号4-1.|1-根号2|+|根号2-根号3|+|根号3-根号4|+...+|根号2009-根号2010|=根号2-1+根号3-根号2+根号4-根号3+...+...
|1-根号2|+|根号2-根号3|+|根号3-2|
|1-√2|+|√2-√3|+|√3-2| =√2-1+√3-√2+2-√3 =1 如果不懂，请追问，祝学习愉快！
计算:|1-√2|+|√2-√3|+|√3-√4|+…+|√2011-√2012|(结果保留根号...
|1-√2|+|√2-√3|+|√3-√4|+…+|√2011-√2012| =√2-1+√3-√2+√4-√3+...+√2012-√2011 =√2012-1
