Znn3bq.jpeg
²é¿´: 717  |  »Ø¸´: 5

marialhm

гæ (ÕýʽдÊÖ)

[ÇóÖú] Çó´ËÀà·½³ÌµÄÇó½â·½·¨ ÒÑÓÐ3È˲ÎÓë

ÐÎÈ磺dy/dx =ay^2+by+cÕâÑùµÄ·½³ÌÈçºÎ½â£¨a b cΪ³£Êý£¬yΪº¯Êý£¬xΪ×Ô±äÁ¿£©£¿ÒÔǰѧ¹ýµÄÍü¼ÇÁË~лл¸÷λ
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

Äã¾ÍÊÇÎÒ´ËÉú×îÃÀºÃµÄ·ç¾°£¬×îϲ»¶´ýÔÚÄãÉí±ßµÄÄǸö×Ô¼º¡£
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

liuqh

Ìú¸Ëľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
¸ÄдΪdy/(ay^2+by+c)=dx
×ó±ßͨ¹ýÅ䯽·½Óֿɼò»¯Îªdy/(y^2+c1^2)ÐÍ»òdy/(y+c2)ÐÍ
2Â¥2015-10-08 00:16:26
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Edstrayer

°æÖ÷ (ÖøÃûдÊÖ)

·½´ç¶·ÊÒСÌìµØÕýÆøÃÔÂþ´óÊÀ½ç

·ÖÀë±äÁ¿·¨¿ÉÇó½âÕâ¸ö·½³Ì
Çà´ÐËêÔÂÊ¥µ®Ò¹£¬ÀËÂþ¸èÎèÓ­ÐÂÄê¡£
3Â¥2015-10-08 05:10:03
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

peterflyer

ľ³æÖ®Íõ (ÎÄѧ̩¶·)

peterflyer


¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
marialhm: ½ð±Ò+5, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸ 2015-10-28 10:31:45
ÕâÊǿɷÖÀë±äÁ¿µÄ³£Î¢·Ö·½³Ì£¬¶ÔÆä»ý·ÖÒ²²»Ë㸴ÔÓ£¬µ«ÕâÒª¶Ôa b cµÄȡֵ½øÐзÖÎö²¢·Ö²»Í¬Çé¿ö½øÐÐÏàÓ¦´¦Àí²ÅÄÜ×îÖյõ½½â´ð¡£
dy/dx =ay^2+by+c
dy/[y^2+b/a*y+c/a]=a*dx
dy/{[(y+b/(2*a)]^2+(4*a*c-b^2)/(4*a)}=a*dx
Ö®ºóÒª¶Ô(4*a*c-b^2)/(4*a)µÄȡֵÇé¿ö½øÐÐÌÖÂÛ£¬·Ö´óÓÚÁã¡¢µÈÓÚÁ㡢СÓÚÁãÈýÖÖÇé¿ö£¬·Ö±ð¸ø³ö½â´ð£º
4Â¥2015-10-08 14:19:03
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

peterflyer

ľ³æÖ®Íõ (ÎÄѧ̩¶·)

peterflyer


¡¾´ð°¸¡¿Ó¦Öú»ØÌû

ÕâÈýÖÖÇé¿öµÄÔ­º¯Êý·Ö±ðΪ·´ÕýÇк¯Êý¡¢Ò»´Î·ÖʽÒÔ¼°Á½¸ö·Öʽ֮±ÈµÄ¶ÔÊýº¯Êý¡£

[ ·¢×ÔÊÖ»ú°æ http://muchong.com/3g ]
5Â¥2015-10-09 05:48:29
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

laosam280

½û³æ (ÕýʽдÊÖ)

±¾ÌûÄÚÈݱ»ÆÁ±Î

6Â¥2015-10-25 13:02:01
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ marialhm µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ²ÄÁϹ¤³Ì085601£¬270Çóµ÷¼Á +38 @ASDF1234 2026-04-08 41/2050 2026-04-13 12:53 by ÕÅzhihao
[¿¼ÑÐ] 297¹¤¿Æ£¬Çóµ÷¼Á? +12 ºÓÄÏũҵ´óѧ-ÄÜ 2026-04-12 12/600 2026-04-13 12:31 by À¶ÔÆË¼Óê
[¿¼ÑÐ] Çóµ÷¼Á +9 ³Ô¿Ú±ù¼¤Áè 2026-04-07 9/450 2026-04-13 08:46 by ×ÏêØ×ÏÆå
[¿¼ÑÐ] µçÆø×¨Ë¶320Çóµ÷¼Á +6 СÂé×Ó111 2026-04-10 6/300 2026-04-12 10:54 by lemon6009
[¿¼ÑÐ] »¯Ñ§¹¤³Ìµ÷¼Á289 +44 yangæÃ 2026-04-07 50/2500 2026-04-12 02:36 by Çï¶¹²ËÑ¿
[¿¼ÑÐ] 296Çóµ÷¼Á +8 Íô£¡£¿£¡ 2026-04-09 8/400 2026-04-11 21:02 by ÄæË®³Ë·ç
[¿¼ÑÐ] 303Çóµ÷¼Á +14 SereinQ 2026-04-10 15/750 2026-04-11 20:43 by À¶ÔÆË¼Óê
[¿¼ÑÐ] µ÷¼Á +6 ÇàµÆ²»¸º 2026-04-09 6/300 2026-04-11 20:35 by dongdian1
[¿¼ÑÐ] 086003µ÷¼ÁÇóÖú +21 ËÕß®Íò 2026-04-09 22/1100 2026-04-11 20:25 by dongdian1
[¿¼ÑÐ] Çóµ÷¼Á£¬Ò»Ö¾Ô¸´óÁ¬Àí¹¤´óѧ354·Ö +5 ÓêÉùÓàÉú 2026-04-11 6/300 2026-04-11 16:12 by ÓêÉùÓàÉú
[¿¼ÑÐ] ²ÄÁÏÀà284µ÷¼Á +40 Ïë»»ÊÖ»ú²»Ïë½âÊ 2026-04-08 48/2400 2026-04-10 23:28 by 314126402
[¿¼ÑÐ] 309Çóµ÷¼Á +14 wdhw 2026-04-10 15/750 2026-04-10 21:06 by zhouxiaoyu
[¿¼ÑÐ] ±¾¿Æ211 ¹¤¿Æ085400 280·ÖÇóµ÷¼Á ¿É¿çרҵ +3 LZH£¨µÈ´ýµ÷¼ÁÖÐ 2026-04-09 3/150 2026-04-09 21:29 by wutongshun
[¿¼ÑÐ] 0860004 Çóµ÷¼Á 309·Ö +6 Yin DY 2026-04-09 6/300 2026-04-09 10:19 by °¡Àî999
[¿¼ÑÐ] 308Çóµ÷¼Á +17 īīĮ 2026-04-06 17/850 2026-04-09 09:25 by Ò¼ÍùŸoǰ
[¿¼ÑÐ] ÉúÎïѧѧ˶£¬³õÊÔ351·Ö£¬Çóµ÷¼Á +4 ¡­¡«¡¢Íõ¡­¡« 2026-04-08 5/250 2026-04-08 21:49 by limeifeng
[¿¼ÑÐ] Ò»Ö¾Ô¸¼ª´ó»¯Ñ§327Çóµ÷¼Á +12 ÍõÍõ°×ʯ 2026-04-06 13/650 2026-04-08 16:05 by luoyongfeng
[¿¼ÑÐ] 263·ÖBÇøÇóµ÷¼Á +6 Àînihao 2026-04-08 6/300 2026-04-08 09:38 by ÄÏ¿ªÐ¡ôë
[¿¼ÑÐ] »úеµ÷¼Á +3 zzzbcb 2026-04-07 3/150 2026-04-07 22:19 by hemengdong
[¿¼ÑÐ] 307Çóµ÷¼Á +3 ËùÄî¼°ËùÍû 2026-04-06 3/150 2026-04-06 17:30 by ÍÁľ˶ʿÕÐÉú
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û