1,-2/3,1/3,-3/4/,1/5,-7/6的通项公式
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![1,-2/3,1/3,-3/4/,1/5,-7/6的通项公式](/uploads/image/z/1559298-66-8.jpg?t=1%2C-2%2F3%2C1%2F3%2C-3%2F4%2F%2C1%2F5%2C-7%2F6%E7%9A%84%E9%80%9A%E9%A1%B9%E5%85%AC%E5%BC%8F)
1,-2/3,1/3,-3/4/,1/5,-7/6的通项公式
1,-2/3,1/3,-3/4/,1/5,-7/6的通项公式
1,-2/3,1/3,-3/4/,1/5,-7/6的通项公式
奇数项,an=1/(2n-1),n€N+.
(1+1/2+1/3+1/4+1/5)*(1/3+1/4+1)-(1+1/3+1/4)*(1/2+1/3+1/4+1/5)
(-2/3)+1/2+4/5+(-1/2)+(-1/3)
1+1 2+2 3+3 4+4 5+5
(1+1/2+1/3+1/40)*(1/2+1/3+1/4+1/5)-(1+1/2+1/3+1/4+1/5)*(1/2+1/3+1/4)(1+1/2+1/3+1/4)*(1/2+1/3+1/4+1/5)-(1+1/2+1/3+1/4+1/5)*(1/2+1/3+1/4),不好意思,是下面这个!
1,2,3,4,5
1,2,3,4,5,
1 2 3 4 5
1,2,3,4,5
1,2,3,4,5,
1 2 3 4 5
1,2,3,4,5,
.1,2,3,4,5,
1,2,3,4,5,
1,2,3,4,5,
1 2 3 4 5
1、2、3、4、5
1,2,3,4,5,
3,4,5,1,2