2OO9ÄêµÚ1ÆÚ 17
ԽæÛ ÓÎò×Çݽ٠ÄÆԵÁã(2o)
µÚһÊÔ
һ
¡¢ѡÔñÌâ(ÿСÌâ7·Ö£¬¹²42·Ö)
1£®ÒÑ֪ʵÊý ¡¢y¡¢zÂú×ã
(2 +8 +11)(y һlOy+29)(3z һ18z+32)¡Ü6o£®
Ôò +yһ¡£µÄֵΪ( )£®
(A)3 (B)2 (C)1 (D)0
2£®ÒÑ֪m¡¢·²¾ù¿Éȡ1£¬2£
初中数学奥林匹克模拟训练题(21套)PDF版含答案初中模拟训练题(20)20.pdf