±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 784  |  »Ø¸´: 8
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£

lyc7127041

Òø³æ (СÓÐÃûÆø)

[½»Á÷] Ò»ÔªËĴη½³Ì

Óгê°ï棡5½ð±Òл¹ý£¡°æÖ÷´ú·¢£¬Ð»Ð»£¡£¨Ð¡µÜ²»ÖªµÀÈçºÎ·¢·Å£©
ÄÄλÐֵܰïæ½âÒ»µÀÒ»ÔªËĴη½³Ì°¡?
9.67x^4+4X^3-0.0000091=0
ÐֵܶàлÁË¡£
[search]Ò»ÔªËÄ´Î[/search]

[ Last edited by kuhailangyu on 2008-12-10 at 08:19 ]
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

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

zee2004

ľ³æ (ÕýʽдÊÖ)

¡ï
µÆËþÊØÍûÕß(½ð±Ò+1,VIP+0):ллÄãµÄÖ§³Ö
Õý½â£º 0.0130169275613472  
¸º½â£º-0.41366375987165
MC
2Â¥2008-09-18 12:15:37
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

snoopyzhao

ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)

¡ï
µÆËþÊØÍûÕß(½ð±Ò+1,VIP+0):ллÄãµÄÖ§³Ö
Ó¦¸Ã»¹ÓÐÁ½¸ö¸´Êý½âµÄ£¬ºÇºÇ¡­¡­

X = - 0.01151056859159 i - 0.0065018164994652
X = 0.01151056859159 i - 0.0065018164994652

[ Last edited by snoopyzhao on 2008-9-18 at 16:30 ]
3Â¥2008-09-18 16:28:55
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

machine7086

¡ï
µÆËþÊØÍûÕß(½ð±Ò+1,VIP+0):ллÄãµÄÖ§³Ö
-0.414£¬0.013£¬-6.502E-3+0.012i£¬-6.502E-3-0.012i
ºÇºÇ£¬´ó¼Ò×öµÄ²î²»¶à°¡
4Â¥2008-09-22 13:12:25
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

abaiwoaini

Òø³æ (СÓÐÃûÆø)

ÓÐûÓÐʲôÈí¼þÄܽ⣿ÎÒÕâÓÐÒ»ÅúÕâÑùµÄ·½³ÌÒª½â¡£¼±£¡
5Â¥2008-09-24 10:54:04
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

aiyuanzh

ľ³æ (ÖøÃûдÊÖ)

¡ï
lei0736(½ð±Ò+1,VIP+0):лл
p=[9.67 4 0 0 -0.0000091]
roots(p)

[ Last edited by aiyuanzh on 2008-10-26 at 17:31 ]
ÿÌìÒ»µãµã£¬Ã¿Ììнø²½
6Â¥2008-10-26 17:27:14
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

aiyuanzh

ľ³æ (ÖøÃûдÊÖ)

¡ï ¡ï
zzgyb(½ð±Ò+2,VIP+0):ллÄãµÄ²ÎÓ룬»¶Ó­ÔٴιâÁÙ¼ÆËãÄ£Äâ°æ£¡
½â³öΪ
ans =

-0.4137         
   0.0130         
  -0.0065 + 0.0115i
  -0.0065 - 0.0115i

[ Last edited by aiyuanzh on 2008-10-26 at 17:31 ]
ÿÌìÒ»µãµã£¬Ã¿Ììнø²½
7Â¥2008-10-26 17:29:58
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wshwsh3023

гæ (³õÈëÎÄ̳)

»Ø´ð4Â¥£ºÓв»ÉÙÊýѧ¼ÆËãÈí¼þÓ¦¸Ã¶¼¿ÉÒԽ⣬ÈçMATLAB¿Ï¶¨ÊÇ¿ÉÒÔ½âµÄ
8Â¥2008-10-31 20:59:01
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

rtd

Òø³æ (СÓÐÃûÆø)

¡ï
zzgyb(½ð±Ò+1,VIP+0):ллÄãµÄ²ÎÓ룬»¶Ó­ÔٴιâÁÙ¼ÆËãÄ£Äâ°æ£¡
ºÃºÃ¿´Ò»ÏÂmatlabµÄfzeroÕâ¸öº¯ÊýµÄ°ïÖú£¬Äã»á·¢Ïַdz£ÓÐÓõġ£
9Â¥2008-11-07 15:07:12
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ lyc7127041 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 329Çóµ÷¼Á +7 ÐÇÒ°? 2026-03-26 7/350 2026-03-29 06:43 by 544594351
[¿¼ÑÐ] Ò»Ö¾Ô¸±±¾©Àí¹¤´óѧ±¾¿Æ211²ÄÁϹ¤³Ì294Çóµ÷¼Á +6 mikasaµÄΧ½í 2026-03-28 6/300 2026-03-29 01:32 by fmesaito
[¿¼ÑÐ] Ò»Ö¾Ô¸±±»¯085600²ÄÁÏר˶275|ÓÐÎÄÕÂרÀû£üÇóµ÷¼Á +7 Micky11223 2026-03-25 7/350 2026-03-28 18:34 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤272Çóµ÷¼Á +9 °¢Ë¹µÙ·Ò2004 2026-03-28 9/450 2026-03-28 15:21 by 1018329917
[¿¼ÑÐ] 320·Ö£¬²ÄÁÏÓ뻯¹¤×¨Òµ£¬Çóµ÷¼Á +9 Ò»¶¨Éϰ¶aaa 2026-03-27 13/650 2026-03-28 15:00 by ÉñÂí¶¼²»¶®
[¿¼ÑÐ] 085600 286·Ö ²ÄÁÏÇóµ÷¼Á +7 ÂéÀ±öÏÓã 2026-03-27 8/400 2026-03-28 12:17 by zllcz
[¿¼ÑÐ] 308Çóµ÷¼Á +7 īīĮ 2026-03-27 7/350 2026-03-28 07:43 by ÈÈÇéɳĮ
[¿¼ÑÐ] Çóµ÷¼Á +4 Áã°Ë# 2026-03-27 4/200 2026-03-27 18:07 by yu221
[¿¼ÑÐ] 07»¯Ñ§280·ÖÇóµ÷¼Á +10 722865 2026-03-23 10/500 2026-03-27 15:51 by Plutoqq
[¿¼²©] 26É격 +3 ¼ÓÓͳ尡£¡ 2026-03-26 3/150 2026-03-27 15:38 by cls512
[¿¼ÑÐ] 333Çóµ÷¼Á +3 questionÍì·ç 2026-03-23 3/150 2026-03-27 11:29 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] 315µ÷¼Á +4 0860Çóµ÷¼Á 2026-03-26 5/250 2026-03-27 11:23 by wangjy2002
[¿¼ÑÐ] ²ÄÁÏѧ˶£¬Çóµ÷¼Á 6+5 ÌǺù«888ll 2026-03-22 10/500 2026-03-27 08:18 by hypershenger
[¿¼ÑÐ] 336²ÄÁÏÇóµ÷¼Á +7 ³ÂäÞÓ¨ 2026-03-26 9/450 2026-03-27 00:20 by wxiongid
[¿¼ÑÐ] 321Çóµ÷¼Á +6 wasdssaa 2026-03-26 6/300 2026-03-26 20:57 by sanrepian
[¿¼ÑÐ] ²ÄÁϵ÷¼Á 5+4 ÏëÒªÒ»ºøÌÒ»¨Ë® 2026-03-25 10/500 2026-03-26 19:56 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤304ÇóBÇøµ÷¼Á +3 Çñgl 2026-03-25 3/150 2026-03-25 19:03 by Ainin_
[¿¼ÑÐ] ÉúÎï¼¼ÊõÓ빤³Ì +3 1294608413 2026-03-25 4/200 2026-03-25 18:02 by 1294608413
[¿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
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û