1/5单选题
难度：
1.下列计算中,计算结果正确的是（）
| A | x·x3=2x3 |
| B | x3÷x=x2 |
| C |  |
| D |  |
- 提示1：
- 5ZCM5bqV5bmC55u46Zmk77yM5bqV5pWw5LiN5Y+Y77yM5oyH5pWw55u45YeP
- 提示2：
- 5ZCM5bqV5bmC55u45LmY77yM5bqV5pWw5LiN5Y+Y77yM5oyH5pWw55u45Yqg
正确答案：Qg==
2/5单选题
难度：
2.在
中，A的值是（）
中，A的值是（） | A | am+n+2 |
| B | an-2 |
| C | am+n+3 |
| D | an+2 |
- 提示1：
- 5ZCM5bqV5bmC55u46Zmk77yM5bqV5pWw5LiN5Y+Y77yM5oyH5pWw55u45YeP
正确答案：RA==
6Kej562U77ya4oi1PGltZyB3aWR0aD0xOTQgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvM0UvQTYvckJBQ0psVElsSVd6MU9qcEFBQUN0c2xUai1VMjMxLnBuZyI+PGJyPjxpbWcgd2lkdGg9OCBoZWlnaHQ9MjEgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC8zRS9FNS9yQkFDSjFUSWxJWEJUa0cwQUFBQXhYS3lEejQwNDAucG5nIj5BPTxpbWcgd2lkdGg9NDQgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvNzMvMUEvckJBQ0UxVElsSVdRY2wzWkFBQUJyRzBXZnZBOTQxLnBuZyI+PGJyPuaVhemAiUQ=
3/5单选题
难度：
3.
若a= - 0.32，b= - 32，
，
，则（ ）
| A | b < a < d < c |
| B | b < a < c < d |
| C | d < c <a < b |
| D | b < a < c < d |
- 提示1：
- PHA+5Lu75L2V6Z2e6Zu25pWw55qEMOasoeaWueeahOWAvOS4ujE8L3A+
正确答案：Qg==
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
4/5单选题
难度：
4.若xm ÷xn=x，那么m与n的关系是（）
| A | m=n |
| B | m=-n |
| C | m-n=1 |
| D | m-n= -1 |
- 提示1：
- 5ZCM5bqV5bmC55u46Zmk77yM5bqV5pWw5LiN5Y+Y77yM5oyH5pWw55u45YeP
正确答案：Qw==
6Kej562U77ya4oi1eDxzdXA+bSA8L3N1cD7DtzxpbWcgd2lkdGg9MjEgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvM0UvRTUvckJBQ0oxVElsSTJnVWlRakFBQUJlQWVFTVhJNzUyLnBuZyI+PTxpbWcgd2lkdGg9NDMgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvNzMvMUEvckJBQ0UxVElsSTNUeW1WdkFBQUJ0Y3VlVUVVNjk4LnBuZyI+PGJyPuKItG0tbj0xPGJyPuaVhemAiUM=
5/5单选题
难度：
5.若(x+1)0=1，则x的取值范围是（）
| A | x=1 |
| B | x= |
| C | x |
| D | x |
- 提示1：
- 6Z2e6Zu25pWw55qEPGltZyB3aWR0aD04IGhlaWdodD0yMSBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwLzNFL0E2L3JCQUNKbFRJbElqVG1PTmlBQUFCQjhKS1pBUTMwNC5wbmciPuasoeaWueetieS6jjE=
正确答案：Qw==
6Kej562U77ya4oi1KHgrMSk8c3VwPjA8L3N1cD49MTxicj7iiLRYKzE8aW1nIHdpZHRoPTIyIGhlaWdodD0yMSBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwL0FBLzIxL3JCQUNGRlRJbEpLQ0lqU05BQUFCUVh3OExHbzUxNC5wbmciPjxicj7iiLR4PGltZyB3aWR0aD0zMyBoZWlnaHQ9MjEgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC8zRS9BNi9yQkFDSmxUSWxKS3dqX09xQUFBQk5BbjZlZzQ3MDEucG5nIj48YnI+5pWF6YCJQw==