±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 737  |  »Ø¸´: 13
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

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

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
²é¿´È«²¿ 14 ¸ö»Ø´ð

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
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Ò»Ö¾Ô¸¹þ¶û±õ¹¤Òµ´óѧ²ÄÁÏÓ뻯¹¤·½Ïò336·Ö +9 ³½ãå5211314 2026-03-26 9/450 2026-03-29 01:12 by ÎÒÊÇС¿µ
[¿¼ÑÐ] ¸÷λÀÏʦºÃ£¬ÎÒµÄһ־ԸΪ±±¾©¿Æ¼¼´óѧ085601²ÄÁÏר˶ +7 Koxui 2026-03-28 7/350 2026-03-29 00:58 by ÎÒÊÇС¿µ
[¿¼ÑÐ] 356Çóµ÷¼Á +3 gysy?s?a 2026-03-28 3/150 2026-03-29 00:33 by 544594351
[¿¼ÑÐ] 085600£¬×¨Òµ¿Î»¯¹¤Ô­Àí£¬321·ÖÇóµ÷¼Á +4 ´ó²öС×Ó 2026-03-28 4/200 2026-03-29 00:32 by 544594351
[¿¼ÑÐ] 322Çóµ÷¼Á +7 ËÎÃ÷ÐÀ 2026-03-27 7/350 2026-03-28 21:27 by sanrepian
[¿¼ÑÐ] 275Çóµ÷¼Á +10 Micky11223 2026-03-25 14/700 2026-03-28 15:48 by Micky11223
[¿¼ÑÐ] 322Çóµ÷¼Á +5 ¾É… 2026-03-24 5/250 2026-03-28 13:26 by Iveryant
[¿¼ÑÐ] ²ÄÁÏ292µ÷¼Á +12 éÙËÌ˼ÃÀÈË 2026-03-23 12/600 2026-03-27 15:44 by caszguilin
[¿¼ÑÐ] 0856µ÷¼Á +5 ÇóÇóÈÃÎÒÓÐÊé¶Á° 2026-03-26 6/300 2026-03-27 15:12 by caszguilin
[¿¼ÑÐ] 279 ·Ö Çóµ÷¼Á +4 ˯¸öºÃ¾õ_16 2026-03-24 4/200 2026-03-27 15:05 by ×íÔÚ·çÀï
[¿¼ÑÐ] 314Çóµ÷¼Á +3 ÏªÔÆçæ 2026-03-26 3/150 2026-03-27 11:20 by sanrepian
[¿¼ÑÐ] µ÷¼Á +3 Àî¼Îͼ¡¤S¡¤Â· 2026-03-27 3/150 2026-03-27 11:19 by wangjy2002
[˶²©¼ÒÔ°] ±±¾©ÁÖÒµ´óѧ˶µ¼ÕÐÉú¹ã¸æ +6 kongweilin 2026-03-26 8/400 2026-03-27 10:18 by FF_16
[¿¼ÑÐ] 294·Ö080500²ÄÁÏ¿ÆÑ§Ó빤³ÌÇóµ÷¼Á +4 ÁøÏª±ß 2026-03-26 4/200 2026-03-26 21:14 by XPUÀîÇì
[¿¼ÑÐ] »¯Ñ§¹¤³Ì085602 305·ÖÇóµ÷¼Á +17 RichLi_ 2026-03-25 17/850 2026-03-26 19:44 by plmuchong
[¿¼ÑÐ] ×Ü·Ö322ÇóÉúÎïѧ/Éú»¯Óë·Ö×Ó/ÉúÎïÐÅϢѧÏà¹Øµ÷¼Á +5 ÐdzÁuu 2026-03-26 6/300 2026-03-26 19:02 by macy2011
[¿¼ÑÐ] ÍøÂç¿Õ¼ä°²È«0839Õе÷¼Á +4 w320357296 2026-03-25 6/300 2026-03-25 17:59 by 255671
[¿¼ÑÐ] BÇø¿¼Ñе÷¼Á +4 yqdszhdap£­ 2026-03-22 5/250 2026-03-25 08:51 by baoball
[¿¼ÑÐ] 300·Ö£¬²ÄÁÏ£¬Çóµ÷¼Á£¬Ó¢Ò»Êý¶þ +5 ³¬ÔÞµÄ 2026-03-24 5/250 2026-03-24 21:07 by ÐÇ¿ÕÐÇÔÂ
[¿¼ÑÐ] 070300£¬Ò»Ö¾Ô¸±±º½320Çóµ÷¼Á +3 Jerry0216 2026-03-22 5/250 2026-03-23 09:16 by ¡£¡£ÌÃÌÃ
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û