2004/2005*2006=
来源:百度知道 编辑:UC知道 时间:2024/06/23 15:26:21
2004*2006/2005
=(2005-1)(2005+1)/2005
=(2005^2-1)/2005
=2005^2/2005-1/2005
=2005-(1/2005)
=2004又2004/2005.
2004/(2005*2006)=4.9825585587377518317864362026141e-4
(2004/2005)*2006=2004.9995012468827930174563591022
可顶是除挖按再乘.
- -`你要什么算法技巧吗?如果不要直接拿计算器点
2004/2005*2006 =2004/2005*(2006-1)
=2004/2005*2005
=2004
是2004/(2005*2006)还是(2004/2005)*2006?
2004/2005*2006=
(1-1/2005)+(1-2/2005)+(1-3/2005)+..............(1-2003/2005))+(1-2004/2005)
2005/1*2+2005/2*3+2005/3*4+2005/4*5+~~~+2005/2004*2005=?
计算:1/2 + 2/3 +3 /4 ............ + 2004/2005 = ?
1/2+1/(2*3)+1/(3*4)+......+1/(2004*2005)+1/(2005*2006)
1/2006+2/2006+3/2006+……+2004/2005+2005/2006嚸简算?
(1/2005-1)(1/2004-1)........(1/3-1)(1/2-1)
1/2+(1/3+2/3)+(1/4+2/4+3/4)+......+(1/2005+2/2005+......+2003/2005+2004/2005)
简算2006*2005/2004
计算(1/2+1/3+...+1/2005)(1+1/2+1/3+...+1/2004)-(1+1/2+1/2005)(1/2+1/3+...+1/2004)