ÌâÎÄ

¼ÆË㣺£¨5¡¢6±ØÐëÓó˷¨¹«Ê½¼ÆË㣬·ñÔò²»µÃ·Ö£© £¨1£©-£¨a2b+4ab-2£©+2£¨a2-3ab+2£© £¨2£©£¨2x+7£©£¨2x-7£©-£¨3x+5£©£¨3-2x£© £¨3£©£¨2a+3b£©£¨-3b+2a£©+£¨a-3b£©2 £¨4£©£¨x-y£©3-£¨x-y£©2-£¨y-x£© £¨5£©20082-2007¡Á2009                      £¨6£©1022£®

ÌâÐÍ£º½â´ðÌâ  ÄѶȣºÖеµ

´ð°¸

£¨1£©Ô­Ê½=-a2b-4ab+2+2a2-6ab+4=-a2b+2a2-10ab+6£» £¨2£©Ô­Ê½=4x2-49-9x+6x2-15+10x=10x2+x-64£» £¨3£©Ô­Ê½=4a2-9b2+a2-6ab+9b2=5a2-6ab£» £¨4£©Ô­Ê½=-£¨x-y£©6£» £¨5£©Ô­Ê½=20082-¡Á£¨2008+1£©=20082-£¨20082-1£©=1£» £¨6£©Ô­Ê½=£¨100+2£©2=10000+400+4=10404£®

¾Ýר¼ÒȨÍþ·ÖÎö£¬ÊÔÌâ¡°¼ÆË㣺£¨5¡¢6±ØÐëÓó˷¨¹«Ê½¼ÆË㣬·ñÔò²»µÃ·Ö£©£¨1£©-£¨a2b+4ab-2£©+2£¨a..¡±Ö÷Òª¿¼²éÄã¶Ô  ÕûʽµÄ¼Ó¼õ³Ë³ý»ìºÏÔËËã  µÈ¿¼µãµÄÀí½â¡£¹ØÓÚÕâЩ¿¼µãµÄ¡°µµ°¸¡±ÈçÏ£º

ÕûʽµÄ¼Ó¼õ³Ë³ý»ìºÏÔËËã

¿¼µãÃû³Æ£ºÕûʽµÄ¼Ó¼õ³Ë³ý»ìºÏÔËËã

• ¼Ó·¨¡¢¼õ·¨¡¢³Ë·¨ºÍ³ý·¨£¬Í³³ÆΪËÄÔòÔËËã¡£
  ÆäÖУ¬¼Ó·¨ºÍ¼õ·¨½Ð×öµÚÒ»¼¶ÔËË㣻³Ë·¨ºÍ³ý·¨½Ð×öµÚ¶þ¼¶ÔËËã¡£
  ×¢ÒâÔËËã˳Ðò£¬ÏÈ×ö³Ë·½£¬ÔÙ×ö³Ë³ý£¬×î×ö¼Ó¼õÔËË㣬Èç¹ûÓÐͬÀàÏ¾ÍºÏ²¢Í¬ÀàÏҪÇó½á¹û±ØÐëÊÇ×î¼òÐÎʽ¡£

• »ù±¾ÔËËã˳Ðò£º
  Ö»ÓÐÒ»¼¶ÔËËãʱ£¬´Ó×óµ½ÓÒ¼ÆË㣻
  ÓÐÁ½¼¶ÔËËãʱ£¬Ïȳ˳ý,ºó¼Ó¼õ¡£
  ÓÐÀ¨ºÅʱ£¬ÏÈËãÀ¨ºÅÀïµÄ£»
  Óжà²ãÀ¨ºÅʱ£¬ÏÈËãСÀ¨ºÅÀïµÄ¡£
  ÒªÊÇÓÐƽ·½£¬ÏÈËãƽ·½¡£
  ÔÚ»ìºÏÔËËãÖУ¬ÏÈËãÀ¨ºÅÄÚµÄÊý£¬À¨ºÅ´ÓСµ½´ó£¬È»ºó´Ó¸ß¼¶µ½µÍ¼¶¡£