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3Â¥2011-02-10 19:36:45
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math105(½ð±Ò+10, ·­ÒëEPI+1): 2011-02-10 19:36:18
cfk580713(½ð±Ò-1): ¾ÝÍøÓÑ·´Ó¦£¬lz¾­³£Ö»·­Ò벿·ÖÄÚÈÝ£¬ÉæÏÓÇÀEPI¡£Çëlz×¢Òâ¡£ 2011-02-12 15:25:39
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1. According to your suggestion, other symbols were introduced and the equations of parts 4 and 5 were simplified. As a result, the sizes of the questions suit the page size and better to be understood.
2Â¥2011-02-10 17:58:54
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hexuexia1984

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math105(½ð±Ò+50): ллÄãµÄÈÈÐİïÖú£¡ 2011-02-10 21:00:38
we apologize for our mistake, we have changed 5 into 4.  

3. Ê×ÏȶÔÎÒÃǵÄÊèºö±íʾǸÒ⣬ÎÒÃÇÒѽ«5¸ÄΪ4.
4Â¥2011-02-10 20:11:29
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hexuexia1984

гæ (ÕýʽдÊÖ)


We have changed all  matrices in the fifth part into the corresponding tabular form. then we can directly observe the  elements  in the  rows columns
2.  ÎÒÃÇÒѽ«µÚÎ岿·ÖÖеÄËùÓоØÕó¸ÄΪÏàÓ¦µÄ±í¸ñÐÎʽ£¬ÔÚ±í¸ñÖпÉÒÔÖ±¹ÛµÄ¿´³öÐкÍÁÐËù´ú±íµÄÔªËØ¡£
5Â¥2011-02-10 20:16:36
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