ÌâÄ¿ÄÚÈÝ

¶ÔÓÚÈý´Îº¯Êýf(x)£½ax3£«bx2£«cx£«d(a¡Ù0)£¬¸ø³ö¶¨Ò壺(x)ÊǺ¯Êýf(x)µÄµ¼º¯Êý£¬(x)ÊÇ(x)µÄµ¼º¯Êý£¬Èô·½³Ì(x)£½0ÓÐʵÊý½âx0£¬Ôò³Æµã(x0£¬f(x0))Ϊº¯Êýy£½f(x)µÄ¡°¹Õµã¡±£®Ä³Í¬Ñ§¾­Ñо¿·¢ÏÖ£ºÈκÎÒ»¸öÈý´Îº¯Êý¶¼ÓС°¹Õµã¡±£»ÈκÎÒ»¸öÈý´Îº¯Êý¶¼ÓжԳÆÖÐÐÄ£¬ÇÒ¹Õµã¾ÍÊǶԳÆÖÐÐÄ£®Èô£¬ÇëÄã¸ù¾ÝÕâÒ»·¢ÏÖ£¬Çó£º

(1)º¯ÊýµÄ¶Ô³ÆÖÐÐÄΪ________£®

(2)£½________£®

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø