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.函数
的值域是（ ）
的值域是（ ） | A: R |
B:  |
C:  |
D:  |
一次做对，真牛！
+5奖励规则>
- 提示1：IDxpbWcgd2lkdGg9NTkgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvNzYvNTAvckJBQ0ZGUGtpR2l6WXJXekFBQUJzeldlU2VvNzU0LnBuZyI+5pe277yMPGltZyB3aWR0aD03NCBoZWlnaHQ9MjEgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC83Ni81MC9yQkFDRkZQa2lHbmlBTlRoQUFBQjRYb2dpOFExMDMucG5nIj4=
- 提示2：IDxpbWcgd2lkdGg9NTkgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvQjMvRjQvckJBQ0UxUGtpR25ENFM0TkFBQUJ1eG4yakpnMTUwLnBuZyI+5pe277yMPGltZyB3aWR0aD0xMDIgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvNzYvNTAvckJBQ0ZGUGtpR21odFRVVEFBQUNnVXZLS2ZFNjEzLnBuZyI+
- 提示3：IDxpbWcgd2lkdGg9MzQgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvQjMvRjQvckJBQ0UxUGtpR21oVG5pMEFBQUJkRlVhaDFRNjMwLnBuZyI+5pe277yMPGltZyB3aWR0aD0xMDIgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvNzYvNTAvckJBQ0ZGUGtpR253NjYwUEFBQUNqVnVqMTZnMjY2LnBuZyI+
- 答案：RA==
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
本课配套习题挑战模式2/5
单选题
难度系数：
2.已知函数
若
，则
的值是（ ）
若，则的值是（ ） | A: 1 |
| B: 9 |
C:  |
D:  |
一次做对，真牛！
+5奖励规则>
- 提示1：IOW9kzxpbWcgd2lkdGg9MzQgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvQjMvRjQvckJBQ0UxUGtpSEhoSlBoeUFBQUJjRlllOWpVNTg2LnBuZyI+77yMPGltZyB3aWR0aD0xMDQgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvNzYvNTEvckJBQ0ZGUGtpSEhTRTd3R0FBQUNKVUd5OHh3MTQ4LnBuZyI+
- 提示2：IDxpbWcgd2lkdGg9NjAgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvQjMvRjQvckJBQ0UxUGtpSEh3V3JlR0FBQUJ3aldGZ2xnOTc4LnBuZyI+77yMPGltZyB3aWR0aD04NiBoZWlnaHQ9MjEgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC83Ni81MS9yQkFDRkZQa2lIS3d1cko5QUFBQ0NpcjBLTVUyNTEucG5nIj4=
- 答案：RA==
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
本课配套习题挑战模式3/5
单选题
难度系数：
3.已知
则
为（ ）
则为（ ） | A: 2 |
| B: 3 |
| C: 4 |
| D: 5 |
一次做对，真牛！
+5奖励规则>
- 提示1：IDMmbHQ7Nu+8jDxpbWcgd2lkdGg9OTggaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvQjMvRjQvckJBQ0UxUGtpSGpBWUhQSEFBQUNFVHFVSy13NDQ3LnBuZyI+
- 提示2：IDUmbHQ7Nu+8jDxpbWcgd2lkdGg9OTggaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvNzYvNTEvckJBQ0ZGUGtpSGloV0VBdEFBQUNHbDFTcG9FMjI5LnBuZyI+
- 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.设
则
（ ）
则（ ） A:  |
B:  |
C:  |
D:  |
一次做对，真牛！
+5奖励规则>
- 提示1：IDxpbWcgd2lkdGg9MTEyIGhlaWdodD00MiBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwL0IzL0Y1L3JCQUNFMVBraUlmeTktUnlBQUFDc0RkWkhjczQ5MS5wbmciPg==
- 提示2：IDxpbWcgd2lkdGg9MTA3IGhlaWdodD00MiBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzc2LzUyL3JCQUNGRlBraUlleHlfS1FBQUFDN1dfU2FtSTA0OS5wbmciPg==
- 答案：Qg==
6Kej5p6Q77yaPGltZyB3aWR0aD00MSBoZWlnaHQ9NDIgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC9CMy9GNS9yQkFDRTFQa2lJZUNmMHMtQUFBQmwwT1ExUjQ0ODQucG5nIj7vvIw8aW1nIHdpZHRoPTE0OSBoZWlnaHQ9NDIgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC9CMy9GNS9yQkFDRTFQa2lJZVNZZ1ZGQUFBQ19VVE9vWHM1NjEucG5nIj7vvIw8aW1nIHdpZHRoPTEwNyBoZWlnaHQ9NDIgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC83Ni81Mi9yQkFDRkZQa2lJZXh5X0tRQUFBQzdXX1NhbUkwNDkucG5nIj7vvIzlm6DkuLo8aW1nIHdpZHRoPTU0IGhlaWdodD00MiBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzc2LzUyL3JCQUNGRlBraUlmelVqakpBQUFCcGtaeDRqMDY2Ni5wbmciPu+8jOWImTxpbWcgd2lkdGg9NDkgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvQjMvRjUvckJBQ0UxUGtpSWV6NXRsb0FBQUNHRnhGaGtzODQyLnBuZyI+PTxpbWcgd2lkdGg9MTY4IGhlaWdodD00MiBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzc2LzUyL3JCQUNGRlBraUllUVZ4cXNBQUFESFFHUU5wTTgyNi5wbmciPu+8jDxpbWcgd2lkdGg9NzcgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvNzYvNTIvckJBQ0ZGUGtpSWVUd1BjTUFBQUNiUlRlSTBnNDA0LnBuZyI+77yM5pWF6YCJQg==
本课配套习题挑战模式5/5
单选题
难度系数：
5.设函数
则不等式
的解集是（ ）
则不等式的解集是（ ） A:  |
B:  |
C:  |
D:  |
一次做对，真牛！
+5奖励规则>
- 提示1：IDxpbWcgd2lkdGg9NTMgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvQjMvRjUvckJBQ0UxUGtpSktqcTNzQ0FBQUJ0MTR6TFdJNzg2LnBuZyI+
- 提示2：IDxpbWcgd2lkdGg9MzQgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvNzYvNTIvckJBQ0ZGUGtpSkx4aXVlY0FBQUJkVkF3VEZrMzMxLnBuZyI+77yMPGltZyB3aWR0aD0xNjggaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvQjMvRjYvckJBQ0UxUGtpSkx5Uk5WRkFBQUN4QkZ3dEg4NzI5LnBuZyI+
- 提示3：IDxpbWcgd2lkdGg9MzQgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvNzYvNTIvckJBQ0ZGUGtpSlBBSjN1bkFBQUJhMkVxSU1JNDY4LnBuZyI+77yMPGltZyB3aWR0aD0xMjkgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvNzYvNTIvckJBQ0ZGUGtpSlBEbThoMkFBQUNhRUVyemlRNzE3LnBuZyI+
- 答案：QQ==
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
