已知√1+(1+⼀1눀)+1⼀2눀=√9⼀4=3⼀2,,√1+2눀÷1+3눀÷1=√36÷49=6÷7…

2025-02-23 19:02:11
推荐回答(1个)
回答1:

√(1+1/1²+1/2²)+√(1+1/2²+1/3²)+...+√(1+1/2013²+1/2014²)
=(1+1/1×2) +(1+1/6)+(1+1/12)+……+(1+1/2013×2014)
=2013+1/1×2+1/2×3+1/3×4+……+1/2013×2014
=2013+1-1/2+1/2-1/3+……+1/2013-1/2014
=2013又2013/2014