解分式方程20道题带答案
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解分式方程20道题带答案
![解分式方程20道题带答案](/uploads/image/z/16905339-27-9.jpg?t=%E8%A7%A3%E5%88%86%E5%BC%8F%E6%96%B9%E7%A8%8B20%E9%81%93%E9%A2%98%E5%B8%A6%E7%AD%94%E6%A1%88)
解题思路: 去分母化为整式方程进行求解 并验根。
解题过程:
例1.解分式方程:
. 答案:
. 例2.解方程:
. 答案:原方程无解. 例3.解方程:
答案:
例4.解方程:
. 答案:
例5.解方程:
. 答案:
例6.解分式方程:
. 答案:
例7.解方程
答案:原方程无解 例8.解分式方程:
答案:
例9.解方程:
. 答案:原方程无解. 例10.解方程:
答案:
. 例11.解方程:
. 答案:原方程无解. 例12.解方程:
. 答案:
例13.解分式方程:
. 答案:
例14.解方程:
. 答案:
例15.解方程:
; 答案:
例16.解方程:
. 答案:
. 例17.解方程
. 答案:
, 例18.解方程
. 答案:
例19、
; 答案:x=—2是原方程的解; 例20、
. 答案:
解题过程:
例1.解分式方程:
![](http://img.wesiedu.com/upload/f/fa/ffad6a9736d900ffc1047c15351721cc.png)
![](http://img.wesiedu.com/upload/d/ef/def1ae3cfd36489018c71fbe66777dbe.png)
![](http://img.wesiedu.com/upload/e/b3/eb3dc8f09cae046364d50b7ed020fe17.png)
![](http://img.wesiedu.com/upload/2/b9/2b9ef0b9ac13f4ea87807b4e8c0bf384.png)
![](http://img.wesiedu.com/upload/3/5c/35ccfc8c1f03c5f5ac0aa97d3bca1292.png)
![](http://img.wesiedu.com/upload/5/78/5780d4ab81c35edb7a36351c9876bd9a.png)
![](http://img.wesiedu.com/upload/b/2f/b2fccca649bb7caa45be9483af231183.png)
![](http://img.wesiedu.com/upload/5/17/51762c87eec97c337c2d8a3b5d99b6ac.png)
![](http://img.wesiedu.com/upload/5/80/5803561e0b3be50af590e0083317462f.png)
![](http://img.wesiedu.com/upload/5/de/5de5ee137be756192ad250a844176e52.png)
![](http://img.wesiedu.com/upload/2/df/2df1c78e8ace212ba5608e51b6250f12.png)
![](http://img.wesiedu.com/upload/5/b2/5b2ba589790741326fb584e4e1433f4c.png)
![](http://img.wesiedu.com/upload/3/f2/3f2951b58b58db6390eb754e2cf71b1e.png)
![](http://img.wesiedu.com/upload/1/65/16591c13eedeb54130fdb6beaf7f0681.png)
![](http://img.wesiedu.com/upload/8/51/851d1781329e1c4ea9f06e9486a8ad6f.png)
![](http://img.wesiedu.com/upload/0/99/09999de78d57f3022b536f783b0cc66c.png)
![](http://img.wesiedu.com/upload/b/2f/b2fccca649bb7caa45be9483af231183.png)
![](http://img.wesiedu.com/upload/3/1f/31f92177af5a5023d44a797b1a9f6914.png)
![](http://img.wesiedu.com/upload/1/f1/1f1430a3f44a721ecd3f13ceb8dfed38.png)
![](http://img.wesiedu.com/upload/a/ed/aed2cea8ca758b437d5aad7fa93da07f.png)
![](http://img.wesiedu.com/upload/0/32/032f076bf03902219bb0ee94fa35c975.png)
![](http://img.wesiedu.com/upload/d/24/d24041a44a050c613c0b2ecafaf006eb.png)
![](http://img.wesiedu.com/upload/3/d5/3d519a42997737ca59b7a8a01f86f79e.png)
![](http://img.wesiedu.com/upload/c/2d/c2d6f182ac1a8da6b75ed2e3087b309e.png)
![](http://img.wesiedu.com/upload/b/7b/b7bae95e1e05bc357d65488b734e4bd6.png)
![](http://img.wesiedu.com/upload/b/2f/b2fccca649bb7caa45be9483af231183.png)
![](http://img.wesiedu.com/upload/a/49/a496e8d0f53da3f8acc3d617f636cb0b.png)
![](http://img.wesiedu.com/upload/8/8c/88c47b5ae6d3a479f91f740209a389d6.png)
![](http://img.wesiedu.com/upload/7/9c/79c5656938ff3381f99c6f864c1506de.png)
![](http://img.wesiedu.com/upload/a/37/a37421176f5aabf01658995bc864a5cd.png)
![](http://img.wesiedu.com/upload/8/d4/8d412758305e82afd321c79c99accd22.png)
![](http://img.wesiedu.com/upload/4/85/485446f0f19a47f19e6c5e3ef26bb94d.png)
![](http://img.wesiedu.com/upload/7/4a/74a01077509c4af81eb67179f24e2c22.png)
![](http://img.wesiedu.com/upload/0/3b/03bc57e416bf51488247c075d5057798.png)
![](http://img.wesiedu.com/upload/5/80/5803561e0b3be50af590e0083317462f.png)