试题 试卷
题型:填空题 题类:常考题 难易度:普通
(1)(﹣)2014×(1.5)2015﹣20140;
(2)(x+y)2﹣(x﹣y)(x+y);
(3)[x(x2y2+xy)﹣y(x2﹣x3y)]÷3x2y;
(2)解不等式组并写出它的整数解.
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