ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿ÔÚÔÔÅà´ó¶¹£¨2n=40£©µÄ¹ý³ÌÖУ¬·¢ÏÖÁËÒ»ÖêÈýÌå´ó¶¹Ö²Ö꣨2n+1=41£©£¬ÈýÌå´ó¶¹Ö²Öê±ÈÕý³£Ö²Öê¶àÒ»ÌõȾɫÌå¡£
£¨1£©ÈýÌå´ó¶¹Ö²ÖêµÄ±äÒìÀàÐÍΪ__________£¬¸ÃÖ²ÖêµÄÐγÉÊÇÒòΪÇ×´úÖеÄÒ»·½ÔÚ¼õÊý·ÖÁѹý³ÌÖÐ___________________ δ·ÖÀë¡£
£¨2£©ÈýÌå´ó¶¹Ö²ÖêÔÚ¼õÊýµÚÒ»´Î·ÖÁÑʱÄÜÐγÉ__________¸öËÄ·ÖÌå¡£Èô¸ÃÖ²Öê²úÉúnÐÍºÍ n+1ÐÍÅä×ÓµÄÊýÄ¿±ÈΪ2:1£¬Ôò×Ô½»ºó´ú£¨Êܾ«ÂÑ£©µÄȾɫÌå×é³ÉÀàÐͼ°±ÈÀýΪ__________________________¡£
£¨3£©Ä³´ó¶¹Í»±äÖê±íÏÖΪ»ÆÒ¶£¨yy£©¡£Îª½øÐÐY/y»ùÒòµÄȾɫÌ嶨룬ÓøÃÍ»±äÖê×ö¸¸±¾£¬Ó벻ͬµÄÈýÌ壨3ºÅȾɫÌåÈýÌåºÍ5ºÅȾɫÌåÈýÌ壩ÂÌÒ¶´¿ºÏÌåÖ²ÖêÔÓ½»£¬Ñ¡ÔñF1ÖеÄÈýÌåÓë»ÆÒ¶Ö²ÖêÔÓ½»µÃF2£¬Ï±íΪ²¿·ÖÑо¿½á¹û¡£
ĸ±¾ | F2´ú±íÏÖÐͼ°ÊýÁ¿ | |
»ÆÒ¶ | ÂÌÒ¶ | |
3-ÈýÌå | 21 | 110 |
5-ÈýÌå | 115 | 120 |
?
¢Ù ĸ±¾Îª3-ÈýÌåµÄF1´úÖÐÂÌÒ¶ÈýÌåÖ²ÖêµÄ»ùÒòÐÍΪ__________£¬ ÓÉÓڸøöÌå²úÉúµÄÅä×ӵĻùÒòÐͼ°±ÈÀýΪ____________________£¬µ¼ÖÂF2ÂÌÒ¶Óë»ÆÒ¶¸öÌåµÄ±ÈÀý½Ó½ü5£º1¡£
¢ÚF2´ú±íÏÖÐÍ˵Ã÷Í»±äÖê»ùÒòyλÓÚ____________ºÅȾɫÌåÉÏ¡£
£¨4£©ÇëÌá³ö¼ø¶¨Èý±¶ÌåµÄ·½·¨»ò½¨Òé___________________________¡£
¡¾´ð°¸¡¿È¾É«ÌåÊýÄ¿±äÒ죨ȾɫÌå±äÒ죩??? ͬԴȾɫÌå»ò½ãÃÃȾɫµ¥Ìå??? 20??? 2n:2n+1:2n+2=4:4:1??? YYy??? Y:Yy:y:YY=2:2:1:1??? 3??? ¹Û²ìϸ°ûÖÐȾɫÌåµÄÐÎ̬ºÍÊýÄ¿???
¡¾½âÎö¡¿
1¡¢È¾É«Ìå±äÒì°üÀ¨È¾É«Ìå½á¹¹¡¢ÊýÄ¿µÄ¸Ä±ä¡£È¾É«Ìå½á¹¹µÄ±äÒìÖ÷ÒªÓÐȱʧ¡¢Öظ´¡¢µ¹Î»¡¢Ò×λËÄÖÖÀàÐÍ¡£È¾É«ÌåÊýÄ¿±äÒì¿ÉÒÔ·ÖΪÁ½ÀࣺһÀàÊÇϸ°ûÄÚ¸ö±ðȾɫÌåµÄÔö¼Ó»ò¼õÉÙ£¬ÁíÒ»ÀàÊÇϸ°ûÄÚȾɫÌåÊýÄ¿ÒÔȾɫÌå×éµÄÐÎʽ³É±¶µØÔö¼Ó»ò¼õÉÙ¡£
2¡¢ÈýÌåÖ²ÖêÔÚ¼õÊý·ÖÁÑʱ£¬ÓÉÓÚÁ½ÌõͬԴȾɫÌåËæ»úÒÆÏòÒ»¼«£¬ÁíÒ»ÌõÒÆÏòÁíÒ»¼«£¬ËùÒÔÕý³£Çé¿öÏÂÐγɵÄnÐÍºÍ n+1ÐÍÅä×ÓµÄÊýÄ¿±ÈΪ1¡Ã1¡£
£¨1£©ÈýÌå´ó¶¹Ö²Öê±ÈÕý³£Ö²Öê¶àÒ»ÌõȾɫÌ壬ËùÒÔÈýÌå´ó¶¹Ö²ÖêµÄ±äÒìÀàÐÍΪȾɫÌåÊýÄ¿±äÒì¡£ÈýÌåÖ²ÖêµÄÐγÉÊÇÒòΪÇ×´úÖеÄÒ»·½ÔÚ¼õÊý·ÖÁѹý³ÌͬԴȾɫÌå»ò½ãÃÃȾɫµ¥Ìåδ·ÖÀ룬ÐγÉÁËn+1Ð͵ÄÒì³£Åä×Ó£¬ÓënÐÍÅä×ÓÊܾ«ÐγɵÄÊܾ«ÂÑ·¢Óý¶øÀ´¡£
£¨2£©´ó¶¹Ö²ÖêµÄϸ°ûÖÐ2n=40£¬ËµÃ÷Ìåϸ°ûÖк¬ÓÐ20¶ÔͬԴȾɫÌ壬ÈýÌå´ó¶¹Ö²Öê±ÈÕý³£Ö²Öê¶àÒ»ÌõȾɫÌ壬¼õÊý·ÖÁÑʱ£¬ÈýÌåÖ²Öê¿ÉÐγÉ20¸öËÄ·ÖÌå¡£Èô¸ÃÖ²Öê²úÉúnÐÍºÍ n+1ÐÍÅä×ÓµÄÊýÄ¿±ÈΪ2¡Ã1£¬Ôò×Ô½»ºó´ú£¨Êܾ«ÂÑ£©µÄȾɫÌå×é³ÉÀàÐͼ°±ÈÀý2n¡Ã2n+1¡Ã2n+2=4¡Ã4¡Ã1¡£
£¨3£©¢Ù¢Ú×ۺϷÖÎö£¬3-ÈýÌåÂÌÒ¶´¿ºÏÌåÖ²Öê×öĸ±¾£¬Óë¸ÃÍ»±äÖê×ö¸¸±¾½øÐÐÔÓ½»£¬Ñ¡ÔñF1ÖеÄÈýÌåÓë»ÆÒ¶Ö²Ö꣨yy£©ÔÓ½»µÃF2£¬F2ÖлÆÒ¶¡ÃÂÌÒ¶¡Ö1¡Ã5£¬ËµÃ÷F1ÖеÄÈýÌå²úÉúµÄº¬YµÄÅä×ÓÕ¼5/6£¬¶ø5-ÈýÌåÂÌÒ¶´¿ºÏÌåÖ²Öê×öĸ±¾£¬Óë¸ÃÍ»±äÖê×ö¸¸±¾½øÐÐÔÓ½»£¬Ñ¡ÔñF1ÖеÄÈýÌåÓë»ÆÒ¶Ö²Ö꣨yy£©ÔÓ½»µÃF2£¬F2ÖлÆÒ¶¡ÃÂÌÒ¶¡Ö1¡Ã1£¬ËµÃ÷F1ÖеÄÈýÌå²úÉúµÄº¬YµÄÅä×ÓÕ¼1/2£¬¿ÉÍƶÏÍ»±ä»ùÒòyλÓÚ3ºÅȾɫÌåÉÏ£¬Ä¸±¾Îª3-ÈýÌåÂÌÒ¶´¿ºÏÌåÖ²Ö꣨YYY£©µÄF1´úÖÐÂÌÒ¶ÈýÌåÖ²ÖêµÄ»ùÒòÐÍΪYYy£¬¼õÊý·ÖÁѲúÉúµÄÅä×ÓΪYY¡ÃYy¡ÃY¡Ãy=1¡Ã2¡Ã2¡Ã1£¬µ¼ÖÂF1ÖеÄÈýÌåÓë»ÆÒ¶Ö²ÖêÔÓ½»µÃµ½µÄ×Ó¶þ´úΪÂÌÒ¶Óë»ÆÒ¶¸öÌåµÄ±ÈÀý½Ó½ü5¡Ã1¡£
£¨4£©ÓÉÓÚȾɫÌå±äÒì¿ÉÔÚ¹âѧÏÔ΢¾µÏ¹۲죬ËùÒԿɹ۲ìϸ°ûÖÐȾɫÌåµÄÐÎ̬ºÍÊýÄ¿£¬´Ó¶øÅжÏÊÇ·ñΪÈý±¶Ìå¡£
¡¾ÌâÄ¿¡¿Ä³ÖÖÒ°ÉúÍ㶹ÂÌÒ¶Ö²ÖêµÄ»ùÒòÐÍAAÍ»±äΪaaʱ±íÏÖΪ»ÆÒ¶¡£¿ÆÑй¤×÷Õß²ÉÓÃÍ»±äÌåÓëÈýÌ壨2N+1£¬Ä³Ò»¶ÔͬԴȾɫÌå¶à³öÒ»Ìõ£©ÔÓ½»µÄ·½·¨È·¶¨¸ÃÍ»±äµÄ»ùÒòÔÚȾɫÌåÉϵÄλÖá£Çë»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©×ÔÈ»½ç¼«ÉÙÄܼûµ½Í»±äµÄ»ÆÒ¶Í㶹ֲÖ꣬ÊÇÓÉÓÚ»ùÒòÍ»±äÓÐ__________µÄÌص㡣
£¨2£©ÈýÌåÍ㶹ÊôÓÚ__________±äÒìµÄ½á¹û£¬¿ÉÒÔ²ÉÓÃ__________·½·¨£¬½«Æä´ÓÕý³£¶þ±¶ÌåÍ㶹ֲÖêÖÐÑ¡Ôñ³öÀ´¡£
£¨3£©¿ÆÑÐÈËÔ±ÓøÃÍ»±äÖ²Öê×÷¸¸±¾£¬Ó벻ͬȾɫÌåµÄÈýÌåÂÌÒ¶´¿ºÏÌåÖ²ÖêÔÓ½»£¬Ñ¡ÔñF1ÖеÄÈýÌåÓë»ÆÒ¶Ö²ÖêÔÓ½»µÃF2£¬½á¹ûÈçϱíËùʾ¡£ÓÉʵÑé½á¹û¿ÉÅжÏÍ»±ä»ùÒòλÓÚ__________ºÅȾɫÌåÉÏ£¬ÅжÏÒÀ¾ÝÊÇ__________________________________________________¡£
ÈýÌåĸ±¾£¨ÈýÌõͬԴȾɫÌåµÄ±àºÅ£© | 1ºÅȾɫÌå | 2ºÅȾɫÌå | 3ºÅȾɫÌå | 4ºÅȾɫÌå | 5ºÅȾɫÌå | 6ºÅȾɫÌå | 7ºÅȾɫÌå | |
F2µÄ±íÏÖÐͼ°ÊýÁ¿ | ÂÌÒ¶ | 100 | 110 | 132 | 122 | 110 | 110 | 120 |
»ÆÒ¶ | 99 | 109 | 129 | 122 | 111 | 21 | 115 |
?
?