Question

£¨17·Ö£©ÈçͼËùʾ£¬Ö±ÏßMNÏ·½Î޴ų¡£¬ÉÏ·½¿Õ¼ä´æÔÚÁ½¸öÔÈÇ¿´Å³¡£¬Æä·Ö½çÏßÊǰ뾶ΪRµÄ°ëÔ²£¬Á½²àµÄ´Å³¡·½ÏòÏà·´ÇÒ´¹Ö±ÓÚÖ½Ã棬´Å¸ÐӦǿ¶È´óС¶¼ÎªB¡£ÏÖÓÐÒ»ÖÊÁ¿Îªm¡¢µçºÉÁ¿ÎªqµÄ´ø¸ºµç΢Á£´ÓPµãÑذ뾶·½ÏòÏò×ó²àÉä³ö£¬×îÖÕ´òµ½Qµã£¬²»¼Æ΢Á£µÄÖØÁ¦¡£Çó£º

   

£¨1£©Î¢Á£Ôڴų¡ÖÐÔ˶¯µÄÖÜÆÚ£»

£¨2£©´ÓPµãµ½Qµã£¬Î¢Á£µÄÔ˶¯ËٶȴóС¼°Ô˶¯Ê±¼ä£»

£¨3£©ÈôÏòÀï´Å³¡ÊÇÓнçµÄ£¬·Ö²¼ÔÚÒÔOµãΪԲÐÄ¡¢°ë¾¶ÎªRºÍ2RµÄÁ½°ëÔ²Ö®¼äµÄÇøÓò£¬ÉÏÊö΢Á£ÈÔ´ÓPµãÑذ뾶·½ÏòÏò×ó²àÉä³ö£¬ÇÒ΢Á£ÈÔÄܵ½´ïQµã£¬ÇóÆäËٶȵÄ×î´óÖµ¡£

Answer 1

½âÎö£º

£¨1£©ÓÉ     £¨2·Ö£©

         £¨2·Ö£©

µÃ         £¨1·Ö£©

£¨2£©Á£×ÓµÄÔ˶¯¹ì¼£½«´Å³¡±ß½ç·Ö³ÉnµÈ·Ö£¨n=2£¬3£¬4¡­¡­£©

Óɼ¸ºÎ֪ʶ¿ÉµÃ£º £»   £¨1·Ö£©

ÓÖ              £¨1·Ö£©

µÃ   £¨n=2£¬3£¬4¡­¡­£©     £¨1·Ö£©

µ±nΪżÊýʱ£¬ÓɶԳÆÐԿɵà    £¨n=2£¬4£¬6¡­¡­£©   £¨1·Ö£©

µ±nΪÆæÊýʱ£¬tΪÖÜÆÚµÄÕûÊý±¶¼ÓÉϵÚÒ»¶ÎµÄÔ˶¯Ê±¼ä£¬¼´

     £¨n=3£¬5£¬7¡­¡­£©            £¨1·Ö£©

£¨3£©Óɼ¸ºÎ֪ʶµÃ£»     (1·Ö)

ÇÒ²»³¬³ö±ß½çÐëÓУº       £¨1·Ö£©

µÃ                  £¨1·Ö£©

µ±n=2ʱ ²»³ÉÁ¢£¬Èçͼ        £¨1·Ö£©

±È½Ïµ±n=3¡¢n=4ʱµÄÔ˶¯°ë¾¶£¬Öª µ±n=3ʱ£¬Ô˶¯°ë¾¶×î´ó£¬Á£×ÓµÄËÙ¶È×î´ó£®

     £¨2·Ö£©

µÃ£º             £¨1·Ö£©