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sdlivclzy

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wurongjun

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ÒýÓûØÌû:
4Â¥: Originally posted by sdlivclzy at 2015-08-02 11:07:46
ÇëÎÊÈçºÎ±àд´úÂë
...

>> solve('x*tan(x)-1','x')
ans =
-.86033358901937976248389342413766
>> solve('x*tan(2*x)-3','x')
ans =
-.67477641185830709076190650773440
>>
ÉÆ¶ñµ½Í·ÖÕÓб¨,È˼äÕýµÀÊDz×É£.
5Â¥2015-08-02 11:41:38
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wurongjun

ר¼Ò¹ËÎÊ (Ö°Òµ×÷¼Ò)

ÒýÓûØÌû:
6Â¥: Originally posted by sdlivclzy at 2015-08-02 14:28:19
Ó¦¸ÃÓкܶàµÄÕý½â£¬ÎªºÎÊǸºÊý£¿
...

¸ø²»Í¬µÄ³õÖµ½á¹û²»Í¬!
>> fzero(inline('x*tan(2*x)-3'), 1)
ans =
    0.7854
>> fzero(inline('x*tan(2*x)-3'), pi)
ans =
    3.4962
>> fzero(inline('x*tan(2*x)-3'), 2*pi)
ans =
    6.4994
>> fzero(inline('x*tan(2*x)-3'), 2)
ans =
    2.0558
ÉÆ¶ñµ½Í·ÖÕÓб¨,È˼äÕýµÀÊDz×É£.
7Â¥2015-08-02 14:50:23
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feixiaolin

ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)

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9Â¥2015-08-02 15:11:09
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sdlivclzy

гæ (СÓÐÃûÆø)

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2Â¥2015-08-02 10:15:16
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wurongjun

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sdlivclzy: ½ð±Ò+10, ¡ï¡ï¡ïºÜÓаïÖú 2015-08-02 16:01:44
Õâ¸öÖ»Äܸù¾Ý¾ßÌåµÄbºÍc¸ø³öÊýÖµ½â!
¿ÉÒÔÓÃsolve»òÕßfzeroº¯Êý!
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3Â¥2015-08-02 10:45:44
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sdlivclzy

гæ (СÓÐÃûÆø)

ÒýÓûØÌû:
3Â¥: Originally posted by wurongjun at 2015-08-02 10:45:44
Õâ¸öÖ»Äܸù¾Ý¾ßÌåµÄbºÍc¸ø³öÊýÖµ½â!
¿ÉÒÔÓÃsolve»òÕßfzeroº¯Êý!

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4Â¥2015-08-02 11:07:46
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sdlivclzy

гæ (СÓÐÃûÆø)

ÒýÓûØÌû:
5Â¥: Originally posted by wurongjun at 2015-08-02 11:41:38
>> solve('x*tan(x)-1','x')
ans =
-.86033358901937976248389342413766
>> solve('x*tan(2*x)-3','x')
ans =
-.67477641185830709076190650773440
>>...

Ó¦¸ÃÓкܶàµÄÕý½â£¬ÎªºÎÊǸºÊý£¿

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6Â¥2015-08-02 14:28:19
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shuxue0

ľ³æ (ÕýʽдÊÖ)

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¡ï ¡ï ¡ï ¡ï ¡ï
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sdlivclzy: ½ð±Ò+5, ¡ïÓаïÖú 2015-08-02 15:42:01
ÓÐÎÞÇî¶à¸ö½â£¬¶øÇÒûÓнâÎö±í´ïʽ¡£Ö»ÄÜÒ»¸öÇø¼äÒ»¸öÇø¼äÇó¡£

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8Â¥2015-08-02 14:58:39
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bluesine

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

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