题目

解方程(1) (2) 答案:【答案】(1)无解.(2)原方程的解为x=.【解析】试题分析:把分式方程去分母转化为整式方程,求出整式方程的解得到x的值,经检验即可得到分式方程的解.试题解析:(1)方程两边乘以(x+2)(x-2)得:x-2+4x=2(x+2),解得:x=2,检验:x=2时,(x+2)(x-2)=0,x=2不是原方程的解:因此,原方程At the meeting place of the Yangtze River and the Jialing River one of the ten largest cities in China. (2010 .重庆)A. lies ChongqingB. Chongqing liesC. does lie ChongqingD. does Chongqing lie
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