5.¦³¤»Óª÷¹ô¨ä¤¤¤@Ó¬O°²¹ô¡A¥Hª¾¤Ó¯u¹ôªº«¶q¬Û¦P¡A°²¹ô»P¯u¹ô«¶q¤£¦P¡A¦ý¤£ª¾¯u¹ô¸û«ÁÙ¬O°²¹ô¸û«¡C²{¦³¤@®y¯¯¡A¥¦¥u¯à¯¯¥X©ñ¸m¦b¯¯½L¤Wª÷¹ôªºÁ`«¶q¡A½Ð°Ý¦p¦ó¥u¯¯¤T¦¸´N¤@©w¯à§â°²¹ô§ä¥X¡C(¤¤À)
_________________¬°¤F°l¨D¼Æ¾Çªº·¥P ©ó¦t©z¤¤¥|³B¹CÄý
³oÃD§Ú¦³¼g¥X¨Ó...¦ý¬O¹Lµ{½ÆÂø...´N¤£¼g¥X¨Ó°Õ...
§Ú¦³¼g°Õ¡I¦ý¤£ª¾¹D¹ï¤£¹ï¡I
_________________ ¦b¼Æ¾Çªº¤Ñ¦a¸Ì,«nªº¤£¬O§Ú̪¾¹D¤°»ò,¦Ó¬O§Ú̦p¦óª¾¹D¡C
§Ú®t¤£¦h¬O¼g³o¼Ë±Nª÷¹ô¤À¦¨3°ï¦U2Ó¥HA.(a1.a2).B.(b1.b2).C.(c1.c2)ªí¥Ü.¥ý±NA.B.¯¯«.¨Ã¬ö¿ýA.B.¨ä«¶q.(A.B.¤À¯¯2¦¸) 1.¦pªGA.B.«¶q¬Û¦P.«hªí¥ÜC°ïc1or c2¤§¤¤¦³¤@°²¹ô. ±NA©ÎB 1/2=ª÷¹ô«¶q(¥HGªí¥Ü). (¯¯²Ä3¦¸)®³c1¯¯«. Yc1µ¥©óG .«hc2¬°°²¹ô. Yc1¤£µ¥©óG .«hc1¬°°²¹ô. 2. ¦pªGA.B.«¶q¤£¬Û¦P.«hªí¥ÜC°ïc1&c2³£¬O¯uª÷¹ô A ªº1/2«¶q¥HAGªí¥Ü. B ªº1/2«¶q¥HBGªí¥Ü. ®³a1.b1.c1 (¯¯²Ä3¦¸) ¨ä«¶q¦U´îAG¥H¤ÎBGY¾l¼Æ¬Û¦P®É «ha2.b2 ¤§¤¤¦³¤@°²¹ô. ±Na1.b1.c1 -²Ä3¦¸«¶qªº1/3=ª÷¹ô«¶q(¥HGªí¥Ü). YA¬OGªº2¿«h b2¬°°²¹ô. A¤£¬OGªº2¿«h a2¬°°²¹ô.¾l¼ÆY¤£¦P«h a1.b1 ¤§¤¤¦³¤@°²¹ô.A+B´î²Ä3¦¸ a1.b1.c1 ªº«¶q=1Óª÷¹ôªº«¶q(¥HGªí¥Ü). YA¬OGªº2¿«h b2¬°°²¹ô. A¤£¬OGªº2¿«h a2¬°°²¹ô.³o¼Ë·|¤£·|¼g±o¤Ó½ÆÂø¤F
³]¤»Óª÷¹ô¬°ABCDEF ¥ý¯¯AB«¶qX_1 ¦b¯¯CD«¶qX_2 X_1Yµ¥©óX_2 «h¦b¯¯AEX_3 X_4Yµ¥©óX_1«hF¦¡°²¹ô Y¤£µ¥©ó«hE¬O°²¹ô YX_1Y¤£µ¥µ¥©óX_2 «hX_1©MX_2¤§®t¬°¯u¹ô°²¹ô«¶q®t ¦b¯¯ACE«¶qX_4 YX_4=3/2X_1«hD¬°°²¹ô YX_4=3/2X_2«hB¬°°²¹ô YX_4¤£µ¥©ó2X_1©M2X_2¡A¦ý©MX_1ªº®t¬°¯u¹ô°²¹ô«¶q®t «hC¬O°²¹ô YX_4¤£µ¥©ó2X_1©M2X_2¡A¦ý©MX_2ªº®t¬°¯u¹ô°²¹ô«¶q®t «hA¬O°²¹ô ¤£ª¾¹D¹ï¤£¹ï..
_________________http://blog.pixnet.net/ej0cl6¡ô³o¬O³Ìªñ¦¨¥ßªº¼Æ¾ÇBLOG ¡@¸Ì±¦³¨Ç´X¦óªºªF¦è ¡@¤j®a¥i¥H°ÑÆ[¬Ý¬Ý©O
¥i¥HÀ°§Ú¬Ý¤@¤U§Úªº¸Ñªk¶Ü¡A¦]¬°¸ò¤j®aªº³£¤£¤Ó¤@¼Ë¤»ªTª÷¹ô½s¸¹¬°ABCDEF²Ä¤@¦¸¯¯ABCD¡A²Ä¤G¦¸¯¯ABE¡A²Ä¤T¦¸¯¯BC¨Ã¥O¤T¦¸¯¯¥X¨Óªº«¶q¬°X¡BY¡BZ°²³]X:Y=4:3¡A¨º¥Nªí°²¹ô¬°F(©öÃÒ¡A¤£¸Ôz)°²³]¤WªÌ¤£¦¨¥ß¡A¥NªíF¤£¬°°²¹ô¥H¦¹¬°«e´£YX:Y=2:1¡A¨º¥Nªí°²¹ô¦bEF¤§¤¤¦ý§Ú̦³F¬°¯u¹ôªº«e´£¡A¬GE¬°°²¹ôY¤WªÌ¤£¦¨¥ß¡A¥NªíEF¬Ò¬°¯u¹ô¥H¤W¨âªÌ¬Ò¤£¦¨¥ß¬°«e´£¦pªGY:Z=3:2¡A«hDF¦³¤@¬°°²¹ô¦ý§Ú̦³F¬°¯u¹ô¤§«e´£¡A¬GD¬°°²¹ô¦pªG¤WªÌ¤£¦¨¥ß¡A¥NªíDF¬Ò¬°¯u¹ô²{¦b¡A¥H¤W¤TªÌ¬Ò¤£¦¨¥ß¡A§YDEF¬Ò¬°¯u¹ô¬°«e´£¥Ñ©óDEF¬Ò¬°¯u¹ô¡A©Ò¥HX-Y=C¥t¥~¡AZ-C=B¡A¥i±o¤§BC¤§«¶q°²³]BC¬Ûµ¥¡A¥NªíBC¬Ò¯u¡A¥Bª¾¯u¹ô«¶qA=Y-B-F¡AD=X-A-B-C¤£Ãø±oª¾ADþ¤@¬°°²¹ô°²³]BC¤£¬Ûµ¥¡A¥NªíAD¬Ò¬°¯u¹ô¨ºX-B-C=A+D¡A(A+D)/2§Y¬°¯u¹ô½è¶q¤£Ãø±o¤§BCþ¤@¬°°²¹ô¥H¤W¬°§Úªº¸Ñªk¡A½Ð¦U¦ì¬Ý¬Ý¬O§_¦³°ÝÃD
§Úªº²´·ú§Önªá±¼°Õ...¤j®aªº¤èªk³£¤£¤@¼Ë..¦Ó¥B§Úªº¤èªk¤]¬O¶W¯Å½ÆÂøªº....¦ý¬O°ò¥»¤W§Ú¤]¬O¤À¤T°ï¡A¤@°ï¨âÓ...µM«á¦AºCºC¯¯ªº...¦ý¬O¤èªk¤Ó´_Âø¤F...¥Î¹q¸£¥´¤£¥X¨Ó...
¢Ï¢Ð¢Ñ¢Ò¢Ó¢Ô¤»Óª÷¹ô²Ä¤@¦¸¡@¡@¯¯¢Ï¢Ð¢Ñ¡@¡×¡Ö¢Û§J²Ä¤G¦¸¡@¡@¯¯¢Ï¢Ò¡@¡@¡×¡Ö¢Ü§J²Ä¤T¦¸¡]¢°¡^¡@Y¡@¢±¢Û¡×¢²¢Ü¡×¡Ö¡@¡@¡@¯¯¢Ó¡@¡@¡@¡×¡Ö¢Þ§J¡@¡]¢é¡^Y¡@¡@¢Û¡×¢²¢Þ¡×¡Ö¡@¡@¡@¡@¡@¡@¡@¡@¡@¡@¡@¡@¢Ô¬°°²¡@¡]¢ê¡^Y¡@¡@¢Û¡Ú¢²¢Þ¡×¡Ö¡@¡@¡@¡@¡@¡@¡@¡@¡@¡@¡@¡@¢Ó¬°°²¡]¢±¡^¡@Y¡@¢±¢Û¡Ú¢²¢Ü¡×¡Ö¡@¡@¡@¯¯¢Ð¢Ò¢Ó¡@¡×¡Ö¢ß§J¡@¡]¢é¡^Y¡@¡@¢²¡]¢ß¡Ð¢Ü¡^¡×¢Û¡×¡Ö¡@¡@¡@¡@¡@¡@¡@¡@¡@¡@¡@¡@¢Ò¬°°²¡@¡]¢ê¡^Y¡@¡@¢²¢ß¡×¢±¢Ü¡×¡Ö¡@¡@¡@¡@¡@¡@¡@¡@¡@¡@¡@¡@¢Ñ¬°°²¡@¡]¢ë¡^Y¡@¡@¢ß¡×¢Û¡×¡Ö¡@¡@¡@¡@¡@¡@¡@¡@¡@¡@¡@¡@¢Ð¬°°²¡@¡]¢ì¡^Y¡@¡@¢²¡]¢Û¡Ð¢Ü¡^¡×¢ß¡×¡Ö¡@¡@¡@¡@¡@¡@¡@¡@¡@¡@¡@¡@¢Ï¬°°²
¤Ñ°Ú,¤j®aªº°µªk³£¤£¤@¼Ë,§Ú¬O¥ý¤À§O¯¯¥Xabc©Mcdeªº«¶q,¤§«á¦A°µ¤U¥hªº
¥ý³]ª÷¹ô¤À§O¬°A.B.C.D.E.F«h¦b³]F¬°°²ª÷¹ô²Ä¤@¦¸¡÷¥ý´ú¶q¨ä¤¤¥|Óª÷¹ô¡C²Ä¤G¦¸¡÷¯d¤U¨âÓª÷¹ô¦b¥[¤W¥t¥~³Ñ¤Uªº¨âÓµw¹ô¡C«h·|¦³¨âºØ±¡ªp1.Y¨â¦¸ªº´ú¶q«¶q¬Û¦P¡A«h¥Nªí¨â¦¸³£´ú¶qªº¨âÓª÷¹ô¨ä¤¤¦³¤@Ó¤@©w¬°°²ª÷¹ô(YE.F)¡A©Ò¥Hª¾¹DA.B.C.D¬Ò¬°¯uª÷¹ô¡C¨ú¤TÓ¯uª÷¹ô(Y¨úA.B.C)¦b±qE.F¤¤¿ï¤@Ó´ú¶q¡C(²Ä¤T¦¸)Yµ²ªG¬Û¦P©ó²Ä¤@¦¸©M²Ä¤G¦¸ªº´ú¶qµ²ªG¡A«h¨úªºª÷¹ô(F)§Y¬°°²ª÷¹ô¡FY«D¬Û¦P«h¥t¥~¤@Ó¬°°²ª÷¹ô¡C2.Y¨â¦¸ªº´ú¶q«¶q¤£¬Û¦P¡A«h¥Nªí´ú¶q¨â¦¸ªºª÷¹ô¬°¯uª÷¹ô(YC.D)¡A¨ä¥t¥~¥|Óª÷¹ô¦³¤@Ó¬°°²ª÷¹ô¡C©Ò¥H¤À§O±qA.B©ME.F¤¤¦U¨ú¤@Ó¡A²Ä¤T¦¸´ú¶q¡A¨äµ²ªG¤À¦¨¨âÓ³¡¤À°Q½×¡C(1)Y©Ò±o«ªº¥§¡©M²Ä¤@.¤G¦¸¨ä¤¤¤@¦¸ªº¥§¡¬Û¦P(Y²Ä¤@¦¸ªºA.B.C.D)¡A¥Nªí¨úªº¨âÓ³£¬O¯uªº(YB.E)¡A¤]±oª¾²Ä¤@¦¸ªºª÷¹ôA¬°¯uª÷¹ô¡A³Ñ¤UF´N¬°°²ªº¡C(2)Y©Ò±o«ªº¥§¡©M²Ä¤@.¤G¦¸ªº¥§¡¬Ò¤£¬Û¦P¡A¥Nªí²Ä¤T¦¸©Ò¨úªº¨âÓ¤¤¥²¦³¤@Ó¬°°²ªº(YB.F)¡C«h±N²Ä¤T¦¸ªºµ²ªG¥[¤W²Ä¤@.¤G¦¸¨ä¤¤¤@¦¸«¶qªº°£¥H¤G(Y¥[¤W²Ä¤@¦¸)·|µ¥©ó²Ä¤G¦¸ªº«¶q¡A´Nªí¥Ü²Ä¤@¦¸ªº¥|Óª÷¹ô¬Ò¬°¯uªº¡A¦]¬°(¯u+¯u)+(¯u+°²)=²Ä¤G¦¸ªº«¶q¡A´N¥i±oª¾F¬°°²ª÷¹ô¡C
_________________If I were assured of the former eventuality I would, in the interests of the public, cheerfully accept the latter.