²é¿´: 1369  |  »Ø¸´: 8

ÄûÃÊÎ÷èÖ

Í­³æ (СÓÐÃûÆø)

[ÇóÖú] matlabÒþº¯ÊýÇó½â ÒÑÓÐ2È˲ÎÓë

ÏëÒªÈëÃŵÄС°×һö¡«¡«Ê½×Ót£«t*£¨t/t1£©¡Än£½n*t2£¬ÇótµÄÖµ£¨n=10£¬t1£½10£¬t2=350£©¡£

·¢×ÔСľ³æAndroid¿Í»§¶Ë
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

bcsnow

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
-Ôª=´Î·½³Ì£¬¿ÉÒÔÖ±½ÓÇó½â
2Â¥2016-11-03 11:42:15
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÄûÃÊÎ÷èÖ

Í­³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by bcsnow at 2016-11-03 11:42:15
-Ôª=´Î·½³Ì£¬¿ÉÒÔÖ±½ÓÇó½â

¶î¡£¡£ÎÒʽ×ÓºÃÏñûдÇå³þ£¬ÊÇ£¨t/t1£©µÄn´Î·½£¬È»ºóÔÙ³Ët

·¢×ÔСľ³æAndroid¿Í»§¶Ë
3Â¥2016-11-03 11:52:27
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

bcsnow

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

ÒýÓûØÌû:
3Â¥: Originally posted by ÄûÃÊÎ÷èÖ at 2016-11-03 11:52:27
¶î¡£¡£ÎÒʽ×ÓºÃÏñûдÇå³þ£¬ÊÇ£¨t/t1£©µÄn´Î·½£¬È»ºóÔÙ³Ët
...

syms t
n=10
t1=10
t2=350
equ=t+t*(t/t1)^n-n*t2
solve(equ,t)
4Â¥2016-11-03 13:05:37
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÄûÃÊÎ÷èÖ

Í­³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
4Â¥: Originally posted by bcsnow at 2016-11-03 13:05:37
syms t
n=10
t1=10
t2=350
equ=t+t*(t/t1)^n-n*t2
solve(equ,t)...

×îºóÊä³öÕâ¸ö£¿
matlabÒþº¯ÊýÇó½â



·¢×ÔСľ³æAndroid¿Í»§¶Ë
5Â¥2016-11-03 20:37:43
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

pdl9527

ר¼Ò¹ËÎÊ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
function question_4
clear;clc
x0=5;
t=fzero(@fun,x0)
function y=fun(t)
t1=10;
t2=350;
n=10;
y=t+t*(t/t1)^n-n*t2;
6Â¥2016-11-04 18:45:27
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

liuchunyan81

гæ (³õÈëÎÄ̳)

ѧϰÏÂ
7Â¥2016-11-05 15:12:36
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

liuchunyan81

гæ (³õÈëÎÄ̳)

ѧϰÏÂ
8Â¥2016-11-05 15:19:02
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÄûÃÊÎ÷èÖ

Í­³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
6Â¥: Originally posted by pdl9527 at 2016-11-04 18:45:27
function question_4
clear;clc
x0=5;
t=fzero(@fun,x0)
function y=fun(t)
t1=10;
t2=350;
n=10;
y=t+t*(t/t1)^n-n*t2;

ÎÒµÄmatlab°æ±¾ÓÐÎÊÌ⣿£¿ÔõôÊÇÕâÑùµÄ¡£¡£¡£
matlabÒþº¯ÊýÇó½â-1



·¢×ÔСľ³æAndroid¿Í»§¶Ë
9Â¥2016-11-07 09:51:43
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ ÄûÃÊÎ÷èÖ µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[»ù½ðÉêÇë] 5¸ö%2F£¬·Ç¹Ì¶¨¶Î22¸ö×Öĸ +9 jaasxulu 2026-07-15 10/500 2026-07-19 18:58 by wowsunflower
[»ù½ðÉêÇë] Сľ³æÃ»ÂäÁË£¬³ýÁËÆíµ»Ìû×Ó£¬¼¸ºõ¿´²»µ½ÓмÛÖµµÄÌû×Ó +15 botar 2026-07-14 16/800 2026-07-19 18:23 by wowsunflower
[˶²©¼ÒÔ°] ÊÛT0PÒ»ÇøSCIÎÄÕ£¬ÎÒ:8O5.51.O.54,¿ÆÄ¿ÆëÈ«,¿É£«¼± +3 bjm2e4yior 2026-07-18 3/150 2026-07-19 16:43 by 0u3sh5hhfi
[ÂÛÎÄͶ¸å] ÊÛT0PÒ»ÇøSCIÎÄÕ£¬ÎÒ:8O5.51.O.54,¿ÆÄ¿ÆëÈ«,¿É£«¼± +3 ufgqpyvpi6 2026-07-18 6/300 2026-07-19 16:23 by 0u3sh5hhfi
[¿¼²©] ÊÛT0PÒ»ÇøSCIÎÄÕ£¬ÎÒ:8O5.51.O.54,¿ÆÄ¿ÆëÈ«,¿É£«¼± +3 ufgqpyvpi6 2026-07-18 4/200 2026-07-19 16:10 by 0u3sh5hhfi
[¿¼ÑÐ] ÊÛT0PÒ»ÇøSCIÎÄÕ£¬ÎÒ:8O5.51.O.54,¿ÆÄ¿ÆëÈ«,¿É£«¼± +3 ufgqpyvpi6 2026-07-18 6/300 2026-07-19 16:03 by 0u3sh5hhfi
[˶²©¼ÒÔ°] ÊÛT0PÒ»ÇøSCIÎÄÕ£¬ÎÒ:8O5.51.O.54,¿ÆÄ¿ÆëÈ«,¿É£«¼± +3 ufgqpyvpi6 2026-07-18 4/200 2026-07-19 15:54 by 0u3sh5hhfi
[»ù½ðÉêÇë] ÃæÉϵÄË®ºÜÉî +16 ²¼²¼ºÍÒ»¶þ 2026-07-18 21/1050 2026-07-19 10:07 by Vivilian
[»ù½ðÉêÇë] ÉúÃü¿ÚC13ÃæÉÏ»áÆÀʱ¼ä +7 luckinging 2026-07-14 11/550 2026-07-17 20:43 by ³æ²·1988
[ÂÛÎÄͶ¸å] ͶӢÎÄÆÚ¿¯ÈçºÎ²éÖØ 10+5 ²»ÖªµÀȡʲôÃû× 2026-07-15 6/300 2026-07-17 09:07 by bobvan
[Óлú½»Á÷] ²®°·Éϼ׻ùÇóÖú 100+4 002tmumu 2026-07-14 7/350 2026-07-16 19:47 by 002tmumu
[ÂÛÎÄͶ¸å] ¿ç³ö°æÉçÉÌͶ¸å 20+5 ÄߺÃ520 2026-07-13 5/250 2026-07-16 17:24 by ÎÞÊÓ¾üÍÅ
[»ù½ðÉêÇë] ÉúÉúÃüѧ²¿»áÆÀ +4 wuke100666 2026-07-15 4/200 2026-07-16 00:12 by À²À²Ð¡ÄÝ×Ó
[»ù½ðÉêÇë] H¿Ú£¬ÃæÉÏ£¬Ê±¼ä´Á7ÔÂ7ÈÕ¡£ +3 plumage5 2026-07-15 3/150 2026-07-15 21:06 by 6543yes
[»ù½ðÉêÇë] »áÆÀ +5 ÎÞÃûÕßµÇɽ 2026-07-15 5/250 2026-07-15 18:15 by ¸Ü¾ÍÊÇÄã¶Ô
[»ù½ðÉêÇë] E¿Ú»áÆÀ +11 ²¼²¼ºÍÒ»¶þ 2026-07-13 13/650 2026-07-15 16:34 by Kittylucky
[»ù½ðÉêÇë] E¿ÚÇàC»áÆÀ½áÊøÁËÂ𣿠40+3 ССÊ鳿c 2026-07-14 9/450 2026-07-15 16:04 by °²¾²µÄÖªÁË
[ÂÛÎÄͶ¸å] ũҵ»úеѧ±¨Í¶¸åÖÜÆÚ +3 G0DLIN 2026-07-14 7/350 2026-07-15 09:26 by xs74101122
[»ù½ðÉêÇë] ¹ú×ÔÈ»ÃæÉÏD¿ÚÆíµ» +4 monkeynana 2026-07-14 4/200 2026-07-15 09:14 by °×Ë®Öó
[»ù½ðÉêÇë] ûÊÕµ½ÏûÏ¢£¬ÔÙ´ÎÅãÅÜ +3 Ìì¿ÕÐdz½fly 2026-07-14 3/150 2026-07-14 19:14 by 6543yes
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û