öλÔÓéÀֵǼÈë¿ÚÏÂÔØ

Ô­ÎÄÄÚÈÝÀ´×ÔÃâ·ÑöλÔÓéÀÖ¹Ù·½appÏÂÔØÂÛ̳£¬Çëµã»÷²é¿´È«ÎÄ
http://bbs.freekaoyan.com/thread-525043-1-1.html
f(x)¶þ½×µ¼Êý´æÔÚ
ÍƳö
xÁÚÓòf(x)Ò»½×¿Éµ¼£¬µ«¶þ½×²»Ò»¶¨¿Éµ¼

¶þ½×µ¼Êý´æÔÚµÄÌõ¼þ²»¾ÍÊÇf(x)Ò»½×µ¼ÊýÔÚÆäx È¥ÐÄÁÚÓòÄڿɵ¼Âð

Ϊʲô

лл£¡
-----------------------------------------------------------------
¸Ð¾õ¿ÉÄÜÊÇ¡°¶þ½×µ¼Êý´æÔÚ¡±°üÀ¨×óÓÒ¶þ½×µ¼ÊýµÄ¿ÉÄÜ£¡
Ò»¶¨Òª×óÓÒ¶þ½×µ¼ÊýÏàµÈ£¬²ÅÄÜÍƳö¶þ½×¿Éµ¼°É£¡£¡
Çë¸ßÊÖÖ¸½Ì°É£¡£¡£¡
-----------------------------------------------------------------
±¾ÖÊÊǵ¼ÊýµÄ¶¨Òå. f(x) ÔÚ a ´¦´æÔÚ¶þ½×µ¼Êý, Ò»¶¨¿ÉÒԵõ½ f(x) ÔÚ x = a µÄijÁÚÓòÄÚÒ»½×µ¼ÊýÊÇ´æÔÚµÄ.