(1/((根号2)+1))+1/(根号3+根号2)+1/(根号4+根号3)+……+1/(根号2010+根号2009))×
计算:/1-根号2/+/根号3-根号2/+/根号3-根号4/./根号2009-根号2010/
((1/根号2+根号1 + 1/根号3+根号2 +1/根号4+根号3+…+ 1/根号2005+根号2004)(根号200
化简:|1-根号2|+|根号2-根号3|+|根号3-根号4|+.+|根号2011-根号2012|
化简:|1-根号2|+|根号2-根号3|+|根号3-根号4|+.+|根号99-根号100|
|1-根号2|+|根号2-根号3|+|根号3-根号4|+...+|根号99-根号100|
(1/((根号2)+1))+1/(根号3+根号2)+1/(根号4+根号3)+……+1/(根号2010+根号2009))×
1/1+根号2+1/根号2+根号3+1/根号3+根号4+.1/根号2008+根号2009+1/根号2009+根号2010
(根号1+根号2+根号3+根号4+根号5+根号6+根号7+根号8+根号9+根号10)÷2
(1/根号2+1+1/根号3+根号2+1/根号4+根号3+…+1/根号2012+根号2011)(根号2012+1),计算
计算|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
计算:(1/根号2+根号1+1/根号3+根号2+…+1/根号2013+根号2012)(根号2013+1).
1/(1+根号2)+1/(根号2+根号3)+1/(根号3+根号4)+...+1/(根号2003+根号2004)