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
是定义在R上的奇函数，在
上是增函数，且
，则不等式
的解集是（ ）
是定义在R上的奇函数，在上是增函数，且，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：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
- 提示2：IOeugOWNleeUu+WHuuS4gOS4quWbvuWDj++8mjxpbWcgd2lkdGg9MTc1IGhlaWdodD0xODEgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC9ENi9CMi9yQkFDRkZRQU5teVFwdUNuQUFBa0x4cXJTTHcwMTAucG5nIj4=
- 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.偶函数
在区间
上是减函数，且最小值是3，最大值是5，则在区间
上的最值分别是（ ）
在区间上是减函数，且最小值是3，最大值是5，则在区间上的最值分别是（ ） | A: 最小值是—5，最大值是—3 |
| B: 最小值是3，最大值是5 |
| C: 最小值是—5，最大值是3 |
| D: 最小值是—3，最大值是5 |
一次做对，真牛！
+5奖励规则>
- 提示1：IOWboOS4uuWHveaVsOWcqOWMuumXtDxpbWcgd2lkdGg9MjggaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvRjgvQTUvckJBQ0UxUUFOcURnU3ZmakFBQUJVNHVZZy1rNTEwLnBuZyI+5LiK5piv5YeP5Ye95pWw77yM5omA5Lul5ZyoeD0x5pe25pyJ5pyA5aSn5YC8Ne+8jOWcqHg9NOaXtuacieacgOWwj+WAvDPvvIw=
- 提示2：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
- 答案：Qg==
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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
是偶函数，且在
上是单调减函数，试比较
的大小是（ ）
是偶函数，且在上是单调减函数，试比较的大小是（ ） A:  |
B:  |
C:  |
D:  |
一次做对，真牛！
+5奖励规则>
- 提示1：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
- 提示2：IDxpbWcgd2lkdGg9ODQgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRjgvQTUvckJBQ0UxUUFOczZERC1qeUFBQUI0andSUWZ3OTYyLnBuZyI+
- 答案：Qg==
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
本课配套习题挑战模式4/5
单选题
难度系数：
4.已知偶函数
在区间
上单调递减，则满足
的
的取值范围是（ ）
在区间上单调递减，则满足的的取值范围是（ ） A:  |
B:  |
C:  |
D:  |
一次做对，真牛！
+5奖励规则>
- 提示1：IOWBtuWHveaVsDxpbWcgd2lkdGg9MjggaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvRjgvQjIvckJBQ0UxUUFPaC1oUUVkcUFBQUJpMVEyb3dNMDAxLnBuZyI+5Zyo5Yy66Ze0PGltZyB3aWR0aD00NiBoZWlnaHQ9MjEgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC9GOC9CMi9yQkFDRTFRQU9oLVR1OHRmQUFBQnRCNE9Vdm82MDYucG5nIj7kuIrljZXosIPpgJLlh4/vvIzmiYDku6XlnKg8aW1nIHdpZHRoPTY5IGhlaWdodD0yMSBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwL0Q2L0M4L3JCQUNGRlFBT2gtZzJZM2lBQUFCcURDVjNLMDU5Mi5wbmciPuS4iuWNleiwg+mAkuWing==
- 提示2：IOagueaNrjxpbWcgd2lkdGg9ODQgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRjgvQjIvckJBQ0UxUUFPaF9RQ1A3dUFBQUIySDBoaU5zMDc3LnBuZyI+LDxpbWcgd2lkdGg9ODQgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRDYvQzgvckJBQ0ZGUUFPaC15eHJDYkFBQUIybUJKaEM0MTk5LnBuZyI+LOagueaNrumimOaEj+eUu+WHuueugOWbvu+8mjxicj48aW1nIHdpZHRoPTI4OSBoZWlnaHQ9MjU4IHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRjgvQjIvckJBQ0UxUUFPaURRRzUzUUFBQXh1Z2t0bjNZOTUxLnBuZyI+
- 提示3：IOeUsemimOaEj+efpe+8mjxpbWcgd2lkdGg9OTcgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvRjgvQjIvckJBQ0UxUUFPaUNEeWpBVEFBQUNQVlFlb0VvMTcyLnBuZyI+LOaJgOS7pTxpbWcgd2lkdGg9NzEgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvRDYvQzkvckJBQ0ZGUUFPaUNoTkJFbkFBQUNWbGVLTXI4ODM2LnBuZyI+
- 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.偶函数在
上是减函数，且
，则不等式
的解集是（ ）
在上是减函数，且，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：IDxpbWcgd2lkdGg9OTggaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRjgvQTUvckJBQ0UxUUFOcjJoazhhMUFBQUNRd0ZtOWlFMjE5LnBuZyI+77yM5b6X5Yiw77yaPGltZyB3aWR0aD02NCBoZWlnaHQ9NDIgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC9GOC9BNS9yQkFDRTFRQU5yLVJaajBuQUFBQ3BHLW4taXc1NjMucG5nIj7miJbogIU8aW1nIHdpZHRoPTY0IGhlaWdodD00MiBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwL0Q2L0I0L3JCQUNGRlFBTnJfRHI3VUhBQUFDbld6S1pOQTg3NC5wbmciPg==
- 提示2：IOagueaNrumimOaEj+eUu+WHuueugOWbvu+8mjxicj48aW1nIHdpZHRoPTIyNiBoZWlnaHQ9MjEzIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRjgvQTUvckJBQ0UxUUFOci16MXo1VEFBQWwtTHVjc084MjY4LnBuZyI+
- 提示3：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
- 答案：QQ==
6Kej5p6Q77ya55SxPGltZyB3aWR0aD05OCBoZWlnaHQ9MjEgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC9GOC9BNS9yQkFDRTFRQU5yMmhrOGExQUFBQ1F3Rm05aUUyMTkucG5nIj7vvIzlvpfliLDvvJo8aW1nIHdpZHRoPTY0IGhlaWdodD00MiBzcmM9Imh0dHBzOi8vcDEucWluZ2d1by5jb20vRzEvTTAwL0Y4L0E1L3JCQUNFMVFBTnItUlpqMG5BQUFDcEctbi1pdzU2My5wbmciPuaIluiAhTxpbWcgd2lkdGg9NjQgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvRDYvQjQvckJBQ0ZGUUFOcl9EcjdVSEFBQUNuV3pLWk5BODc0LnBuZyI+77yM5Ye95pWw5piv5YG25Ye95pWw77yM5omA5LulPGltZyB3aWR0aD04NCBoZWlnaHQ9MjEgc3JjPSJodHRwczovL3AxLnFpbmdndW8uY29tL0cxL00wMC9ENi9CNC9yQkFDRkZRQU5yTFJGYW5ZQUFBQjJHY0h5X0k4MjAucG5nIj4s5omA5LulPGltZyB3aWR0aD0xMjUgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvRDYvQjQvckJBQ0ZGUUFOc0NRTWZUSkFBQUNMQTFBUEtFMjQ2LnBuZyI+LOagueaNrumimOaEj+eUu+WHuueugOWbvu+8mjxicj48aW1nIHdpZHRoPTE4MSBoZWlnaHQ9MTcxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvRDYvQjQvckJBQ0ZGUUFOc0RoZmphUUFBQWNWamo4VVVnNzI4LnBuZyI+PGJyPuino++8mjxpbWcgd2lkdGg9NjQgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvRjgvQTUvckJBQ0UxUUFOci1SWmowbkFBQUNwRy1uLWl3NTYzLnBuZyI+5b6X77yaPGltZyB3aWR0aD03MSBoZWlnaHQ9MjEgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC9ENi9CNC9yQkFDRkZRQU5yLVQ2SjdjQUFBQjhYSXoxNEkzODcucG5nIj4sIOino++8mjxpbWcgd2lkdGg9NjQgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvRDYvQjQvckJBQ0ZGUUFOcl9EcjdVSEFBQUNuV3pLWk5BODc0LnBuZyI+5b6X77yaPGltZyB3aWR0aD04OCBoZWlnaHQ9MjEgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC9GOC9BNS9yQkFDRTFRQU5zQ0J6YzBYQUFBQ0lYcURhTEU1MTgucG5nIj4=
