1=1⼀2+1⼀3+1⼀6 1=1⼀()+1⼀()+1⼀()+1⼀() 依次是1=……

2025-06-22 08:42:55
推荐回答(1个)
回答1:

1=1/2+1/3+1/6
1=1/(2)+1/(4)+1/(6)+1/(12)