1/2×3+1/3×4+1/5×4……1/98×99+1/99×100=?

来源：学生作业帮助网编辑：六六作业网时间：2024/12/28 16:23:14

1/2×3+1/3×4+1/5×4……1/98×99+1/99×100=?1/2×3+1/3×4+1/5×4……1/98×99+1/99×100=?1/2×3+1/3×4+1/5×4……1/98×99

1/2×3+1/3×4+1/5×4……1/98×99+1/99×100=?
1/2×3+1/3×4+1/5×4……1/98×99+1/99×100=?

1/2×3+1/3×4+1/5×4……1/98×99+1/99×100=?
=98+1/2+1/3+···+1/99
=97+1+1/2+1/3+···+1/99
=97+ln(99)