Znn3bq.jpeg
ÉÇÍ·´óѧº£Ñó¿ÆÑ§½ÓÊܵ÷¼Á
²é¿´: 920  |  »Ø¸´: 5

erictan2046

Í­³æ (ÕýʽдÊÖ)

[ÇóÖú] ¡¾ÇóÖú¡¿Çóµãp(-2,-2)ÖÁÔ²ÐÄx^2+y^2-4x+2y-3=0×î¶ÌµÄ¾àÀë¡£

ÇóÖú£º
     Çóµãp(-2,-2)ÖÁÔ²x^2+y^2-4x+2y-3=0µÄ×î¶Ì¾àÀë¡£
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

lijing.wit

½ð³æ (СÓÐÃûÆø)

ÄÉÃ×Ë®ÊÖ

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
erictan2046: ½ð±Ò+1, ¡ïÓаïÖú 2012-05-10 22:40:22
Èç¹ûÊǵ½Ô²Ðĵϰ£¬½á¹ûÊǸùºÅÏÂ17¡£
Èç¹ûÊǵ½ÇòÃæ£¬¾ÍÐèÒªÇó³öÇòÃæµÄÇÐÆ½Ãæ·½³Ì£¬×ª»¯Îªµ½ÇÐÃæµÄ×î¶Ì¾àÀ룡
¼òµ¥
2Â¥2012-05-10 13:37:34
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

nandehutu9327

ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
erictan2046: ½ð±Ò+1, ¡ïÓаïÖú 2012-05-10 22:39:38
µãp(-2,-2)ÔÚÔ²x^2+y^2-4x+2y-3=0£¨Ô²ÐÄ£¨2,-1£©,°ë¾¶8^(1/2)£©Í⣬×î¶Ì¾àÀëΪµãp(-2,-2)µ½Ô²ÐĵľàÀë¼õÈ¥Ô²°ë¾¶£¬¼´17^(1/2)-8^(1/2)
3Â¥2012-05-10 13:39:55
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

yegong5681

ľ³æ (³õÈëÎÄ̳)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
erictan2046: ½ð±Ò+1, ¡ïÓаïÖú 2012-05-10 22:39:56
ÏÈÇóÔ²ÐĺͰ뾶£¬È»ºó¾ÍºÃÇóÁË£¬¼ûͼ¡£


´ºÓаٻ¨ÇïÓÐÔ£¬ÏÄÓÐÁ¹·ç¶¬ÓÐÑ©
4Â¥2012-05-10 13:43:11
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

mygah

ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
erictan2046: ½ð±Ò+1, ¡ïÓаïÖú 2012-05-10 22:40:05
µãÔÚÔ²Íâ

µ½Ô²ÐĵľàÀë+°ë¾¶£¬×îÔ¶£¬¼õ°ë¾¶£¬×î¶Ì

Õâ¸ÅÄîÓÃÔÚÇúÏßÓëÔ²µÄ¾àÀëÉϱȽÏÓÐЧ¡£
¼ÈÒªÏñÓ¥Ò»Ñù°ÁÊÓ³¤¿Õ£¬ÓÖÒªÏñ¼¦Ò»Ñù×ÄʳÑÛǰµÄµ¾¹È¡£---ÍõÖÐΰ
5Â¥2012-05-10 16:18:38
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

erictan2046

Í­³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
3Â¥: Originally posted by nandehutu9327 at 2012-05-10 13:39:55:
µãp(-2,-2)ÔÚÔ²x^2+y^2-4x+2y-3=0£¨Ô²ÐÄ£¨2,-1£©,°ë¾¶8^(1/2)£©Í⣬×î¶Ì¾àÀëΪµãp(-2,-2)µ½Ô²ÐĵľàÀë¼õÈ¥Ô²°ë¾¶£¬¼´17^(1/2)-8^(1/2)

л¡«
6Â¥2012-05-10 22:39:21
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ erictan2046 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ÇóÖúµ÷¼Á£¬¿çµ÷ +15 XÊ®¸¦´çY 2026-04-11 16/800 2026-04-14 05:44 by Î÷±±Íû¡ª·çɳ
[¿¼ÑÐ] 08¹¤Ñ§ 309·ÖÇóµ÷¼Á +7 Yin DY 2026-04-08 7/350 2026-04-13 22:50 by pies112
[¿¼ÑÐ] 279Çóµ÷¼Á +11 ÕÅ·¬ÇѲ»³´µ° 2026-04-11 11/550 2026-04-13 22:25 by zhq0425
[¿¼ÑÐ] ²ÄÁϹ¤³Ì281»¹Óе÷¼Á»ú»áÂð +34 xaw. 2026-04-11 35/1750 2026-04-13 22:22 by zhq0425
[¿¼ÑÐ] 085408¹âµçÐÅÏ¢¹¤³Ìר˶355Ò»Ö¾Ô¸³¤´º¹â»úËùµ÷¼Á +3 Íõymaa 2026-04-13 3/150 2026-04-13 11:01 by zhshch
[¿¼ÑÐ] 211±¾¿Æ²ÄÁÏ»¯¹¤Çóµ÷¼Á +17 YHLAH 2026-04-11 20/1000 2026-04-13 08:46 by Sammy2
[¿¼ÑÐ] 346·Ö£¬¹¤¿Æ0854Çóµ÷¼Á£¬×¨Ë¶ +6 moser233 2026-04-12 7/350 2026-04-12 22:11 by fqwang
[¿¼ÑÐ] 307Çóµ÷¼Á +10 tzq94092 2026-04-10 10/500 2026-04-12 08:18 by wise999
[¿¼ÑÐ] 346£¬¹¤¿Æ0854Çóµ÷¼Á£¬×¨Ë¶ +7 moser233 2026-04-10 8/400 2026-04-11 08:52 by Öí»á·É
[¿¼ÑÐ] ÉúÎïѧ308Çóµ÷¼Á£¨Ò»Ö¾Ô¸»ª¶«Ê¦´ó£© +6 ÏàÐűػá¹ââÍòÕ 2026-04-10 6/300 2026-04-11 05:23 by zhuwenxu
[¿¼ÑÐ] ±¾9 Ò»Ö¾Ô¸Î÷¹¤´ó085601 324Çóµ÷¼Á +5 wysyjs25 2026-04-10 5/250 2026-04-10 16:57 by luoyongfeng
[¿¼ÑÐ] 282£¬µçÆø¹¤³Ìרҵ£¬Çóµ÷¼Á£¬²»Ìôרҵ +9 jggshjkkm 2026-04-10 9/450 2026-04-10 14:55 by ÄæË®³Ë·ç
[¿¼²©] ²©Ê¿×Ô¼ö +7 ¿É¿ÉСÅÖ 2026-04-08 7/350 2026-04-10 08:28 by kimhero
[¿¼ÑÐ] 311Çóµ÷¼Á +6 surte 2026-04-08 13/650 2026-04-09 14:00 by surte
[¿¼ÑÐ] 334Çóµ÷¼Á +16 Riot2025 2026-04-08 17/850 2026-04-09 09:28 by wdyheheeh
[¿¼ÑÐ] 286Çóµ÷¼Á +19 Faune 2026-04-08 20/1000 2026-04-09 08:36 by ŶŶ123
[¿¼ÑÐ] ¿¼ÑÐÇóµ÷¼Á +4 ö©??? 2026-04-08 4/200 2026-04-08 21:44 by ÍÁľ˶ʿÕÐÉú
[¿¼ÑÐ] ÉúÎïѧ328·ÖÇóµ÷¼Á +9 ÉÁµçkkl 2026-04-08 10/500 2026-04-08 21:42 by liuhuiying09
[¿¼ÑÐ] »úеµ÷¼Á +3 zzzbcb 2026-04-07 3/150 2026-04-07 22:19 by hemengdong
[¿¼ÑÐ] 318Çóµ÷¼Á +5 ÀîÇàɽɽɽ 2026-04-07 5/250 2026-04-07 18:24 by À¶ÔÆË¼Óê
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û