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.
化简 
的结果是（ ）
| A:
|
| B:
|
| C:
|
| D:
|
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+PGltZyBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzI4LzE1L3JCQUNFMU1QT0N5eWw3eWVBQUFMMWlfNW9zYzIxMi5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvMjgvMTUvckJBQ0UxTVBPQ3l5bDd5ZUFBQUwxaV81b3NjMjEyLnBuZyIgYWx0PSIiIHN0eWxlPSJ3aWR0aDogMzU3cHg7IGhlaWdodDogODdweDsiPjxicj48L3A+
- 提示2：PHA+5a+55bqU5o+Q56S65LiA55qE5pa55rOV77yM5Luj5YWl5rGC5Ye657uT5p6cPGJyPjwvcD4=
- 答案：QQ==
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
本课配套习题挑战模式2/5
单选题
难度系数：
2.
化简 
的结果是（ ）
| A:
|
| B:
|
| C:
|
| D:
|
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+PGltZyBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwLzI4LzE0L3JCQUNFMU1QTjk2U1pmVWhBQUFMMWwxU1dXSTk1NS5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvMjgvMTQvckJBQ0UxTVBOOTZTWmZVaEFBQUwxbDFTV1dJOTU1LnBuZyIgYWx0PSIiIHN0eWxlPSJ3aWR0aDogMzU3cHg7IGhlaWdodDogODdweDsiPjxicj48L3A+
- 提示2：PHA+5a+55bqU5o+Q56S65LiA55qE5pa55rOV77yM5Luj5YWl5rGC5Ye657uT5p6cPGJyPjwvcD4=
- 答案：QQ==
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
本课配套习题挑战模式3/5
单选题
难度系数：
3.
化简 
的结果是（ ）
| A:
|
| B:
|
| C:
|
| D:
|
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+PGltZyBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwLzI4LzEyL3JCQUNFMU1QTnhuemlfVHFBQUFMMWktRXpRYzg0OC5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvMjgvMTIvckJBQ0UxTVBOeG56aV9UcUFBQUwxaS1FelFjODQ4LnBuZyIgYWx0PSIiIHN0eWxlPSJ3aWR0aDogMzU3cHg7IGhlaWdodDogODdweDsiPjxicj48L3A+
- 提示2：PHA+5bCG5Y6f5byP5oGw5b2T5Y+Y5b2iPGJyPjwvcD4=
- 答案：QQ==
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
本课配套习题挑战模式4/5
单选题
难度系数：
4.
化简 
的结果是（ ）
| A:
|
| B:
|
| C:
|
| D:
|
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+PGltZyBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzI4LzA5L3JCQUNFMU1QTkJEQktiOVNBQUFMMWlqQ0t0MDA1NS5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvMjgvMDkvckJBQ0UxTVBOQkRCS2I5U0FBQUwxaWpDS3QwMDU1LnBuZyIgYWx0PSIiIHN0eWxlPSJ3aWR0aDogMzU3cHg7IGhlaWdodDogODdweDsiPjxicj48L3A+
- 提示2：PHA+5bCG5Y6f5byP5oGw5b2T5Y+Y5b2iPGJyPjwvcD4=
- 答案：QQ==
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
本课配套习题挑战模式5/5
单选题
难度系数：
5.
化简 
的结果是（ ）
| A:
|
| B:
|
| C:
|
| D:
|
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+PGltZyBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzI4LzA1L3JCQUNFMU1QTXZyQVpKY2FBQUFMMW5QNmtJazExNC5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvMjgvMDUvckJBQ0UxTVBNdnJBWkpjYUFBQUwxblA2a0lrMTE0LnBuZyIgYWx0PSIiIHN0eWxlPSJ3aWR0aDogMzU3cHg7IGhlaWdodDogODdweDsiPjxicj48L3A+
- 提示2：PHA+5bCG5Y6f5byP5oGw5b2T5Y+Y5b2iPGJyPjwvcD4=
- 答案：Qg==
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
