±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 746  |  »Ø¸´: 13
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£

PPOO_2009

ľ³æ (ÕýʽдÊÖ)

[½»Á÷] ¡¾ÇóÖú¡¿½ô¼±ÓÐÖúÒ»µÀ»ý·ÖÌ⣬лл£¡

¼ÆËã[»ý·ÖcosX/¸ùºÅ2-cos2x]dx=?

ÇëдÃ÷¼ÆËã¹ý³Ì£¬Ð»Ð»¸÷λÀ²£¡
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

catqq

Í­³æ (СÓÐÃûÆø)

¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
¸çÃÇ£¬²»ÄÜ×Ô¼ºÊÖËãÏÂÂ𣿺ܼòµ¥µÄ¡£¡£
2Â¥2009-06-15 21:47:39
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lemor_2008

½ð³æ (ÖªÃû×÷¼Ò)

Ø·--¿ìÀÖÖÁÉÏ

»¹ÕæÊÇг氡  
KeepMoving
3Â¥2009-06-15 21:55:22
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wangen994

ÈÙÓþ°æÖ÷ (ÖøÃûдÊÖ)

½«¾ü

¡ï ¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
gwdavid(½ð±Ò+1,VIP+0):3q 6-17 19:14
Integrate[Cos[x]Sqrt[2-Cos[2x]],{x,a,b}]
ÆäÖÐaºÍb·Ö±ðΪ»ý·ÖÏÂÏ޺ͻý·ÖÉÏÏÞ

[ Last edited by wangen994 on 2009-6-17 at 21:06 ]
4Â¥2009-06-15 23:02:35
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

sitonyl

Ìú¸Ëľ³æ (ÎÄ̳¾«Ó¢)

hehe£¬Ñ§Ï°ÁË¡£
zz
5Â¥2009-06-15 23:18:15
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

woshilsh

ÈÙÓþ°æÖ÷ (Ö°Òµ×÷¼Ò)

ÓÅÐã°æÖ÷

¡ï ¡ï ¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
wangen994(½ð±Ò+1,VIP+0):лл½»Á÷ 6-16 10:50
gwdavid(½ð±Ò+1,VIP+0):3q 6-17 19:15
¿´ÄãÓÃɶ¹¤¾ßÁË£¿

¸÷ÖÖ¹¤¾ß¶¼ÓÐ×Ô¼ºµÄ»ý·ÖÔËË㺯Êý£¬Äã²éһϣ¬Ö±½Ó´øÈë¾Í¿ÉÒÔÁË
[center][url=http://www.91cool.net/][img]http://id.91cool.net/sign/?name=Сľ³æÓ¡&say=¸÷λ°æÖ÷ÐÁ¿àÁË£¡[/img][/url][/center]
6Â¥2009-06-15 23:20:53
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

PPOO_2009

ľ³æ (ÕýʽдÊÖ)

¾ÍÊÇÒªÊÖË㣬²»»áË㣬ÎÒÊÇѧ»¯Ñ§µÄ£¬Ð»Ð»

¾ÍÊÇÒªÊÖË㣬²»»áË㣬ÎÒÊÇѧ»¯Ñ§µÄ£¬Ð»Ð»
Çë¸÷λ¸ßÊÖ°ïÎÒÊÖдһϼÆËã¹ý³Ì°É
7Â¥2009-06-16 21:53:15
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

catqq

Í­³æ (СÓÐÃûÆø)

¡ï ¡ï
gwdavid(½ð±Ò+2,VIP+0):3q 6-17 19:15
gwdavid(½ð±Ò+0,VIP+0):ÏÂÔØÐèÒª»¨BB£¬¾¡Á¿Ö±½ÓÌû³öÀ´ 6-17 19:15
Ó¦¸ÃÊÇÕâÑù×ӵİɡ£¡£
8Â¥2009-06-16 23:42:55
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

mickk

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

ÔΣ¬´òÄãÀÏʦƨ¹É
9Â¥2009-06-17 15:08:40
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

PPOO_2009

ľ³æ (ÕýʽдÊÖ)

лл7Â¥£¬¿ÉϧÎÒÊÇг棬ûÓнð±Ò¹»ÏÂÔØ°¢

0112358(½ð±Ò+0):ÎÒ°ïÄãÌù³öÀ´ÁË£¬²»Óýð±ÒÁË£¬À´¿´¿´°É
Äú·½±ã¸øÎÒ·¢µ½ÓÊÏäÂð
lovecathy¡òyeah.net

Íò·Ö¸Ðл£¡
10Â¥2009-06-18 21:56:53
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ PPOO_2009 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 309Çóµ÷¼Á +4 Ë­²»ÊÇÉÙÄê 2026-03-29 4/200 2026-03-29 07:07 by wxiongid
[¿¼ÑÐ] 070300»¯Ñ§354Çóµ÷¼Á +4 101´ÎÏ£Íû 2026-03-28 4/200 2026-03-29 06:19 by ËÉ»¨¸×1201
[¿¼ÑÐ] 317·Ö Ò»Ö¾Ô¸ÄÏÀí¹¤²ÄÁϹ¤³Ì ±¾¿Æºþ¹¤´ó Çóµ÷¼Á +7 ÓóÄàСÁåîõ 2026-03-28 7/350 2026-03-28 21:38 by Сľ³ætim
[¿¼ÑÐ] Çóµ÷¼Á +3 QiMing7 2026-03-25 4/200 2026-03-28 14:30 by QiMing7
[¿¼ÑÐ] 304Çóµ÷¼Á +6 ÂüÊâ2266 2026-03-27 6/300 2026-03-28 14:10 by ÌÆãå¶ù
[¿¼ÑÐ] ²ÄÁÏÇóµ÷¼Á Ò»Ö¾Ô¸¹þ¹¤´ó×Ü·Ö298·Ö£¬Ç°Èý¿Æ223·Ö +5 dongfang59 2026-03-27 5/250 2026-03-28 04:53 by wxiongid
[¿¼ÑÐ] 340Çóµ÷¼Á +5 jhx777 2026-03-27 5/250 2026-03-28 04:18 by fmesaito
[¿¼ÑÐ] Çóµ÷¼ÁÍÆ¼ö ²ÄÁÏ 304 +15 ºÉ°üµ°hyj 2026-03-26 15/750 2026-03-28 04:13 by fmesaito
[¿¼ÑÐ] 352·Ö »¯¹¤Óë²ÄÁÏ +5 º£Äɰٴ¨Ly 2026-03-27 5/250 2026-03-28 03:39 by fmesaito
[¿¼ÑÐ] 085601 ²ÄÁϹ¤³Ì 313·Ö Çóµ÷¼Á +5 Ong3 2026-03-27 5/250 2026-03-27 12:24 by goldfish51
[¿¼ÑÐ] Ò»Ö¾Ô¸¼ª´ó071010£¬316·ÖÇóµ÷¼Á +3 xgbiknn 2026-03-27 3/150 2026-03-27 10:36 by guoweigw
[¿¼ÑÐ] 349Çóµ÷¼Á +4 Àîľ×Ó°¡¹þ¹þ 2026-03-25 4/200 2026-03-26 22:49 by fmesaito
[¿¼ÑÐ] 081200-11408-276ѧ˶Çóµ÷¼Á +3 ´Þwj 2026-03-26 3/150 2026-03-26 19:57 by nihaoar
[¿¼ÑÐ] ×Ü·Ö322ÇóÉúÎïѧ/Éú»¯Óë·Ö×Ó/ÉúÎïÐÅϢѧÏà¹Øµ÷¼Á +5 ÐdzÁuu 2026-03-26 6/300 2026-03-26 19:02 by macy2011
[¿¼ÑÐ] ×Ü·Ö293Çóµ÷¼Á +6 ¼ÓÒ»Ò»¾Å 2026-03-25 8/400 2026-03-26 13:30 by yujianx
[¿¼ÑÐ] Ò»Ö¾Ô¸ÖÐÄÏ´óѧ»¯Ñ§Ñ§Ë¶0703×Ü·Ö337Çóµ÷¼Á +7 niko- 2026-03-22 7/350 2026-03-25 20:14 by qingfeng258
[¿¼ÑÐ] 292Çóµ÷¼Á +4 ¶ì¶ì¶ì¶î¶î¶î¶î¶ 2026-03-24 4/200 2026-03-24 16:41 by peike
[¿¼ÑÐ] 085404µç×ÓÐÅÏ¢284·ÖÇóµ÷¼Á +4 13659058978 2026-03-24 4/200 2026-03-24 12:15 by syl20081243
[¿¼ÑÐ] Ò»Ö¾Ô¸ºÓ±±¹¤Òµ´óѧ0817»¯¹¤278·ÖÇóµ÷¼Á +7 jhybd 2026-03-23 12/600 2026-03-24 09:03 by jhybd
[¿¼ÑÐ] 361Çóµ÷¼Á +3 Glack 2026-03-22 3/150 2026-03-23 22:03 by fuyu_
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û