中学生网络课堂本课配套习题挑战模式1/5
单选题
难度系数：
1.若关于x的方程 
有增根，则m的值是（）
有增根，则m的值是（） | A: 3 |
| B: 2 |
| C: 1 |
D: |
一次做对，真牛！
+5奖励规则>
- 提示1：IOehruWumuWinuagueeahOWAvA==
- 提示2：IOWMluWIhuW8j+aWueeoi+S4uuaVtOW8j+aWueeoiw==
- 提示3：IOaKiuWinuagueS7o+WFpeaVtOW8j+aWueeoi+WNs+WPr+axguW+l+ebuOWFs+Wtl+avjeeahOWAvA==
- 答案：Qg==
PGRpdj7op6PvvJrmlrnnqIvkuKTovrnpg73kuZjvvIh4LTHvvInvvIzlvpc8YnI+bS0xLXg9MO+8jDxicj7iiLXmlrnnqIvmnInlop7moLnvvIw8YnI+4oi05pyA566A5YWs5YiG5q+NeC0xPTDvvIzljbPlop7moLnmmK94PTHvvIw8YnI+5oqKeD0x5Luj5YWl5pW05byP5pa556iL77yM5b6XbT0yLiA8L2Rpdj4=
本课配套习题挑战模式2/5
单选题
难度系数：
2.若方程
有增根，则它的增根是（）
有增根，则它的增根是（） | A: 0 |
| B: 1 |
C:  |
| D: 1或 |
一次做对，真牛！
+5奖励规则>
- 提示1：IOWinuagueaYr+WIhuW8j+aWueeoi+WMluS4uuaVtOW8j+aWueeoi+WQjuS6p+eUn+eahOS9v+WIhuW8j+aWueeoi+eahOWIhuavjeS4ujDnmoTmoLk=
- 提示2：IOacieWinuague+8jOmCo+S5iOacgOeugOWFrOWIhuavje+8iHgrMe+8ie+8iHgtMe+8iT0w77yM5omA5Lul5aKe5qC55Y+v6IO95piveD0x5oiWLTEu
- 提示3：IOagueaNruaxguWHuuadpeeahOWinuagueW4puWFpeWOn+W8j+i/m+ihjOajgOmqjO+8jOeci+aYr+WQpumDveaIkOeriw==
- 答案：Qg==
PGRpdj7op6PvvJrmlrnnqIvkuKTovrnpg73kuZjvvIh4KzHvvInvvIh4LTHvvInvvIzlvpc8YnI+Ni1t77yIeCsx77yJPe+8iHgrMe+8ie+8iHgtMe+8ie+8jDxicj7nlLHmnIDnroDlhazliIbmr43vvIh4KzHvvInvvIh4LTHvvIk9MO+8jOWPr+efpeWinuagueWPr+iDveaYr3g9MeaIli0xLiA8YnI+5b2TeD0x5pe277yMbT0z77yMPGJyPuW9k3g9LTHml7bvvIzlvpfliLA2PTDvvIzov5nmmK/kuI3lj6/og73nmoTvvIw8YnI+5omA5Lul5aKe5qC55Y+q6IO95piveD0xLiA8YnI+5pWF6YCJQi4gPC9kaXY+
本课配套习题挑战模式3/5
单选题
难度系数：
3.
已知分式方程
有增根，则k的值是（）
| A: 1 |
| B:
|
| C:
|
| D: 以上都不对 |
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+6K6p5pyA566A5YWs5YiG5q+N5Li6MOehruWumuWinuagueS4ung9MOaIlng9MTxicj48L3A+
- 提示2：PHA+5YyW5YiG5byP5pa556iL5Li65pW05byP5pa556iLPGltZyBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwL0YzLzM3L3JCQUNGRk1IV3ZQQVRpOW5BQUFCM1FtVkg1NDI2OS5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRjMvMzcvckJBQ0ZGTUhXdlBBVGk5bkFBQUIzUW1WSDU0MjY5LnBuZyIgaGVpZ2h0PSIyMSIgd2lkdGg9Ijk4Ij48YnI+PC9wPg==
- 提示3：PHA+5oqK5aKe5qC55Luj5YWl5pW05byP5pa556iL77yM5YiG5p6Q5pa556iL6Kej55qE5oOF5Ya1PGJyPjwvcD4=
- 答案：RA==
PGRpdj7op6PvvJrlsIblt6bovrnpgJrliIblj6/lvpc8aW1nIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvMTUvRjkvckJBQ0UxTUhXdlBnamdCeEFBQUN5Z1YzZVU0MTM0LnBuZyIgZGF0YS1ja2Utc2F2ZWQtc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC8xNS9GOS9yQkFDRTFNSFd2UGdqZ0J4QUFBQ3lnVjNlVTQxMzQucG5nIiBoZWlnaHQ9IjQyIiB3aWR0aD0iOTQiPu+8jDxicj7liJk8aW1nIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRjMvMzcvckJBQ0ZGTUhXdlBBVGk5bkFBQUIzUW1WSDU0MjY5LnBuZyIgZGF0YS1ja2Utc2F2ZWQtc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC9GMy8zNy9yQkFDRkZNSFd2UEFUaTluQUFBQjNRbVZINTQyNjkucG5nIiBoZWlnaHQ9IjIxIiB3aWR0aD0iOTgiPuKRoO+8jDxicj7iiLXljp/mlrnnqIvmnInlop7moLnvvIw8YnI+4oi05YiG5q+NPGltZyBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzE1L0Y5L3JCQUNFMU1IV3ZQU1NpbTdBQUFCd1R4Q1FzRTkyMy5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvMTUvRjkvckJBQ0UxTUhXdlBTU2ltN0FBQUJ3VHhDUXNFOTIzLnBuZyIgaGVpZ2h0PSIyMSIgd2lkdGg9Ijk2Ij7vvIw8YnI+6Kej5b6XPGltZyBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwLzE1L0Y5L3JCQUNFMU1IV3ZQU0JmbkhBQUFCVzJfRTJtTTg5NS5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvMTUvRjkvckJBQ0UxTUhXdlBTQmZuSEFBQUJXMl9FMm1NODk1LnBuZyIgaGVpZ2h0PSIyMSIgd2lkdGg9IjM2Ij7miJY8aW1nIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRjMvMzcvckJBQ0ZGTUhXdk9TS0Q1dEFBQUEzVmQ3dzBjMDYxLnBuZyIgZGF0YS1ja2Utc2F2ZWQtc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC9GMy8zNy9yQkFDRkZNSFd2T1NLRDV0QUFBQTNWZDd3MGMwNjEucG5nIiBoZWlnaHQ9IjIxIiB3aWR0aD0iOCI+77yMPGJyPuW9kzxpbWcgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC9GMy8zNy9yQkFDRkZNSFd2T3dNRXktQUFBQlZ4bFk4UWs2NjYucG5nIiBkYXRhLWNrZS1zYXZlZC1zcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwL0YzLzM3L3JCQUNGRk1IV3ZPd01FeS1BQUFCVnhsWThRazY2Ni5wbmciIGhlaWdodD0iMjEiIHdpZHRoPSIzMyI+5pe277yM5Luj5YWl4pGg5b6XPGltZyBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwL0YzLzM3L3JCQUNGRk1IV3ZPeFUwMVBBQUFCVFdTZFVEYzcxNy5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvRjMvMzcvckJBQ0ZGTUhXdk94VTAxUEFBQUJUV1NkVURjNzE3LnBuZyIgaGVpZ2h0PSIyMSIgd2lkdGg9IjMzIj4uPGJyPuW9kzxpbWcgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC8xNS9GOS9yQkFDRTFNSFd2T0NYU0h3QUFBQlNBbVA3cGcxODUucG5nIiBkYXRhLWNrZS1zYXZlZC1zcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwLzE1L0Y5L3JCQUNFMU1IV3ZPQ1hTSHdBQUFCU0FtUDdwZzE4NS5wbmciIGhlaWdodD0iMjEiIHdpZHRoPSIzMyI+5pe277yM5Luj5YWl4pGg5b6XPGltZyBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwL0YzLzM4L3JCQUNGRk1IV3ZPRFB4ZzRBQUFCUHpqUi1ZNDAwOS5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRjMvMzgvckJBQ0ZGTUhXdk9EUHhnNEFBQUJQempSLVk0MDA5LnBuZyIgaGVpZ2h0PSIyMSIgd2lkdGg9IjQ0Ij7vvIzov5nkuI3lj6/og73vvIzoiI3ljrvvvIw8YnI+57u85LiK5Y+v5b6XPGltZyBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzE1L0Y5L3JCQUNFMU1IV3ZQejdZQ3VBQUFCQnlZV2dXUTQ5MS5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvMTUvRjkvckJBQ0UxTUhXdlB6N1lDdUFBQUJCeVlXZ1dRNDkxLnBuZyIgaGVpZ2h0PSIyMSIgd2lkdGg9IjciPueahOWAvOS4ujxpbWcgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC9GMy8zOC9yQkFDRkZNSFd2VEIzNnRZQUFBQkIyanlBT0U0NDgucG5nIiBkYXRhLWNrZS1zYXZlZC1zcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwL0YzLzM4L3JCQUNGRk1IV3ZUQjM2dFlBQUFCQjJqeUFPRTQ0OC5wbmciIGhlaWdodD0iMjEiIHdpZHRoPSI4Ij7vvIw8YnI+5pWF6YCJPGltZyBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwL0YzLzM4L3JCQUNGRk1IV3ZTaVFMSkxBQUFBOWtEaDRhUTE2My5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRjMvMzgvckJBQ0ZGTUhXdlNpUUxKTEFBQUE5a0RoNGFRMTYzLnBuZyIgaGVpZ2h0PSIyMSIgd2lkdGg9IjkiPi48YnI+PC9kaXY+
本课配套习题挑战模式4/5
单选题
难度系数：
4.
若分式方程
无解，则m的值为（）
| A: 1 |
| B: 0 |
| C:
|
| D:
|
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+5YiG5byP5pa556iL5YyW5Li65pW05byP5pa556iL5Li6eD1tOzxicj48L3A+
- 提示2：PHA+5qC55o2u5YiG5byP5pa556iL5peg6Kej55qE5oOF5Ya15LiA5LiA6L+b6KGM5YiG5p6QOuW9k3g9LTHml7bvvIzmmK/lop7moLnvvIw8YnI+PC9wPg==
- 答案：Qw==
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
本课配套习题挑战模式5/5
单选题
难度系数：
5.若关于x的分式方程 
无解，则m的值为（ ）
无解，则m的值为（ ） A:  |
| B: 1 |
C:  |
D:  |
一次做对，真牛！
+5奖励规则>
- 提示1：IOWOu+WIhuavjeW+l+WHuuaWueeoizxpbWcgd2lkdGg9MjQ1IGhlaWdodD0yMSBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwL0YzLzM4L3JCQUNGRk1IV3Z2aERyZDhBQUFDMkVUNlZOVTYzMy5wbmciPg==
- 提示2：IOWIhuS4uuS4pOenjeaDheWGteKRoOaVtOW8j+aWueeoi+aXoOino++8m+KRoeaWueeoi+acieWinuaguQ==
- 答案：RA==
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
