±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 1300  |  »Ø¸´: 9

zzycyy

ľ³æ (ÖøÃûдÊÖ)

[ÇóÖú] Ò»µÀ³õÖÐÊýѧÌâ5½ð±Ò1

ÌâÄ¿ÈçÏÂ
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

math2000

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
zzycyy: ½ð±Ò+5, ¡ï¡ï¡ïºÜÓаïÖú 2012-07-10 09:29:01
ÕâÊÇÍÖÔ²·½³Ì£¬´ÓÍÖÔ²ÇúÏß¿ÉÖª£º
-1¡¶x¡¶1
y^2<1/2

ÁíÍâÒ²¿ÉÒÔͨ¹ý´úÊý·½·¨½â£º
y^2=(1-x^2)/2¡·0£¬µÃµ½|x|<1
ͬÀí x^2=1-2y^2¡·0£¬µÃµ½|y|¡¶-£¨0.5¿ª¸ùºÅ£©
2Â¥2012-07-09 18:46:51
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lwingkei

½û³æ (СÓÐÃûÆø)

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
±¾ÌûÄÚÈݱ»ÆÁ±Î

3Â¥2012-07-09 22:12:05
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

mygah

ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
x^2<=1
2y^2<=1

ÍÖÔ²µÄ¶¨ÒåÓòÖµÓò
¼ÈÒªÏñÓ¥Ò»Ñù°ÁÊÓ³¤¿Õ£¬ÓÖÒªÏñ¼¦Ò»Ñù×ÄʳÑÛǰµÄµ¾¹È¡£---ÍõÖÐΰ
4Â¥2012-07-09 22:41:24
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÕÔ¿ÉÃÍ

ľ³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
×î»ù±¾µÄÍÖÔ²    ÍÖÔ²µÄ¶¨Òå  x^2¨Q1;y^2¨Q1/2
5Â¥2012-07-10 06:34:25
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

y9073

ľ³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ÕâÊÇÒ»¸ö±ê×¼ÍÖÔ²·½³Ì£¬·Ö±ðÁîxºÍyµÈÓÚÁ㣬¾ÍÄܽâ³öxºÍyµÄ×îÖµ£¬È»ºóÈ¡Çø¼ä¾ÍÐÐÁË
6Â¥2012-07-10 06:58:22
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zzycyy

ľ³æ (ÖøÃûдÊÖ)

²»ºÃÒâ˼£¬¸÷λ´óÏÀ£¬Å¼Ò²ÊÇÕâô½âµÃ£¬µ«ÊǸоõÀÏʦӦ¸Ã²»»á³öÄÇô¼òµ¥µÄÌ⣬ºÇºÇ
7Â¥2012-07-10 09:28:30
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

shuli007

½ð³æ (СÓÐÃûÆø)

³õÖÐûѧ¹ýÍÖÔ²·½³ÌµÄ£¬¾ÍÓ¦¸Ã´Ó´úÊýµÄ½Ç¶È¿¼ÂÇ¡£
ËÄÊ®Ëê²»Íí£¬Ê®·ÖÖÓ²»¶Ì¡£
8Â¥2012-07-11 09:18:19
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wangss1

гæ (³õÈëÎÄ̳)

³õÖеÄÌâÄ¿´Ó³õÖнǶȳö·¢¡£
x^2+y^2=1µÄ·¶Î§Îª£º
x [-1,1]   y [-1,1]
Òò´Ë£º
x^2+(¸ù2*y)^2=1µÄ·¶Î§Îª£º
x [-1,1]   ¸ù2*y  [-1,1]
µÃ£º
x [-1,1]   y  [-¡®¸ù2¡¯/2,¡®¸ù2¡¯/2]
9Â¥2012-07-11 12:29:45
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
10Â¥2012-07-20 16:25:56
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ zzycyy µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 085601 ²ÄÁϹ¤³Ì 313·Ö Çóµ÷¼Á +5 Ong3 2026-03-27 5/250 2026-03-27 12:24 by goldfish51
[¿¼ÑÐ] 085701»·¾³¹¤³Ì£¬267Çóµ÷¼Á +7 minht 2026-03-26 7/350 2026-03-27 11:56 by zzll406
[¿¼ÑÐ] 0703»¯Ñ§/290Çóµ÷¼Á/±¾¿Æ¾­Àú·á¸»/¹¤¿ÆÒ²¿É +7 µ¤ÇàÄÌ¸Ç 2026-03-26 8/400 2026-03-27 11:24 by µ¤ÇàÄ̸Ç
[¿¼ÑÐ] 304Çóµ÷¼Á +3 ÂüÊâ2266 2026-03-27 3/150 2026-03-27 10:17 by guoweigw
[¿¼ÑÐ] Çóµ÷¼Á£¬Ò»Ö¾Ô¸ ÄϾ©º½¿Õº½Ìì´óѧ´óѧ £¬080500²ÄÁÏ¿ÆÑ§Ó빤³Ìѧ˶ +4 @taotao 2026-03-26 5/250 2026-03-27 08:10 by hypershenger
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÀí£¬ÊýÒ»Ó¢Ò»285ÇóAÇøµ÷¼Á +8 AZMK 2026-03-25 10/500 2026-03-26 22:37 by ѧԱ8dgXkO
[¿¼ÑÐ] 294·Ö080500²ÄÁÏ¿ÆÑ§Ó빤³ÌÇóµ÷¼Á +4 ÁøÏª±ß 2026-03-26 4/200 2026-03-26 21:14 by XPUÀîÇì
[¿¼ÑÐ] 0703»¯Ñ§Çóµ÷¼Á +3 µ¤ÇàÄÌ¸Ç 2026-03-26 5/250 2026-03-26 20:11 by macy2011
[¿¼ÑÐ] Ò»Ö¾Ô¸211 ³õÊÔ270·Ö Çóµ÷¼Á +6 ¹ÈÓêÉϰ¶ 2026-03-23 7/350 2026-03-26 18:55 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] ѧ˶274Çóµ÷¼Á +3 LiÀîÓã 2026-03-26 3/150 2026-03-26 18:32 by Ìá³ö·½·¨µÄÌá³öº
[¿¼ÑÐ] Ò»Ö¾Ô¸ Î÷±±´óѧ ×Ü·Ö282 Ó¢ÓïÒ»62 Çóµ÷¼Á +7 18419759900 2026-03-25 7/350 2026-03-26 16:07 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] »úеѧ˶×Ü·Ö317Çóµ÷¼Á£¡£¡£¡£¡ +4 Acaciad 2026-03-25 4/200 2026-03-25 19:59 by hanserlol
[¿¼ÑÐ] 282Çóµ÷¼Á +3 wcq131415 2026-03-24 3/150 2026-03-25 12:16 by userper
[¿¼ÑÐ] ÉϺ£µçÁ¦´óѧ²ÄÁÏ·À»¤ÓëвÄÁÏÖØµãʵÑéÊÒÕÐÊÕµ÷¼ÁÑо¿Éú£¨²ÄÁÏ¡¢»¯Ñ§¡¢µç»¯Ñ§£¬»·¾³£© +4 ÎÒ°®Ñ§µç³Ø 2026-03-23 4/200 2026-03-25 00:59 by 1027_324
[¿¼ÑÐ] 306Çó0703µ÷¼ÁÒ»Ö¾Ô¸»ªÖÐʦ·¶ +10 Ö½Óãly 2026-03-21 11/550 2026-03-24 17:22 by qingfeng258
[¿¼ÑÐ] Çóµ÷¼Á +7 Ê®Èý¼ÓÓÍ 2026-03-21 7/350 2026-03-23 23:48 by ÈÈÇéɳĮ
[¿¼ÑÐ] 293Çóµ÷¼Á +3 ÌÎÌÎWjt 2026-03-22 5/250 2026-03-22 22:21 by jiangpengfei
[¿¼ÑÐ] ²ÄÁÏѧ˶301·ÖÇóµ÷¼Á +7 Liyouyumairs 2026-03-21 7/350 2026-03-21 22:31 by peike
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á +4 ÄÝÄÝninicgb 2026-03-21 4/200 2026-03-21 18:39 by ѧԱ8dgXkO
[¿¼ÑÐ] AÇøÏß²ÄÁÏѧµ÷¼Á +5 ÖÜÖÜÎÞ¼« 2026-03-20 5/250 2026-03-20 21:33 by laoshidan
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û