ÌâÎÄ

¼ÆË㣺 £¨1£©£¨-7£©+£¨-2£© £¨2£©£¨-3£©+£¨-4£©-£¨+11£©-£¨-19£© £¨3£©-14+8¡Â£¨-2£©2-£¨-4£©¡Á£¨-3£© £¨4£©25¡Á 3 4 -£¨-25£©¡Á 1 2 +25¡Á£¨- 1 4 £©

ÌâÐÍ£º½â´ðÌâ  ÄѶȣºÖеµ

´ð°¸

£¨1£©Ô­Ê½=-9£» £¨2£©Ô­Ê½=-3-4-11+19 =-18+19 =1£» £¨3£©Ô­Ê½=-1+8¡Â4-12 =-1+2-12 =-11£» £¨4£©Ô­Ê½=25¡Á 3 4 +25¡Á 1 2 +25¡Á£¨- 1 4 £© =25£¨ 3 4 + 1 2 - 1 4 £© =25

¾Ýר¼ÒȨÍþ·ÖÎö£¬ÊÔÌâ¡°¼ÆË㣺£¨1£©£¨-7£©+£¨-2£©£¨2£©£¨-3£©+£¨-4£©-£¨+11£©-£¨-19£©£¨3£©-14+8¡Â£¨-2£©2-£¨-4£©..¡±Ö÷Òª¿¼²éÄã¶Ô  ÓÐÀíÊýµÄ»ìºÏÔËËã  µÈ¿¼µãµÄÀí½â¡£¹ØÓÚÕâЩ¿¼µãµÄ¡°µµ°¸¡±ÈçÏ£º

ÓÐÀíÊýµÄ»ìºÏÔËËã

¿¼µãÃû³Æ£ºÓÐÀíÊýµÄ»ìºÏÔËËã

• ÓÐÀíÊýµÄ»ìºÏÔËË㣺
  ÊÇÒ»¸öÔËËãʽ×ÓÖÐÓмÓÓмõÓгËÓгýÓдη½µÈÔËË㷽ʽµÄ»ìºÏÔËË㷽ʽ¡£

• ÓÐÀíÊý»ìºÏÔËËãµÄ¹æÂÉ£º
  £¨1£©Ïȳ˷½£¬Ôٳ˳ý£¬×îºó¼Ó¼õ£»
  £¨2£©Í¬¼¶ÔËË㣬´Ó×óµ½ÓÒ½øÐУ»
  £¨3£©ÈôÓÐÀ¨ºÅ£¬ÏÈ×öÀ¨ºÅÄÚµÄÔËË㣬°´Ð¡À¨ºÅ¡¢ÖÐÀ¨ºÅ¡¢´óÀ¨ºÅÒÀ´Î½øÐмÆËã¡£