高二数学 (人教版)
导数与函数
本课配套习题挑战模式1/3
单选题
难度系数:
1.已知x,若要用构造函数法证明不等式:,应该构造一个什么样的函数()
A: |
B: |
C: |
D: |
一次做对,真牛!
+5奖励规则>
- 提示1:IOaehOmAoOWHveaVsOeahOaXtuWAme+8jOW6lOivpeiuqTxpbWcgd2lkdGg9MjkgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvMUQvNkYvckJBQ0ZGTjZyNF94MFhpN0FBQUJMMGZHQTJJMDg3LnBuZyI+5Y+35bem5Y+z5Lik6L6555qE5byP5a2Q55u45YeP44CC5omA5Lul6YCJQg==
- 答案:Qg==
6Kej77ya5p6E6YCg5Ye95pWw55qE5pe25YCZ77yM5bqU6K+l6K6pPGltZyB3aWR0aD0yOSBoZWlnaHQ9MjEgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC8xRC82Ri9yQkFDRkZONnI0X3gwWGk3QUFBQkwwZkdBMkkwODcucG5nIj7lj7flt6blj7PkuKTovrnnmoTlvI/lrZDnm7jlh4/vvIzmiYDku6XmraPnoa7nmoTnrZTmoYjmmK88aW1nIHdpZHRoPTExMCBoZWlnaHQ9MjEgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC8xRC82Ri9yQkFDRkZONnI0LXkzRW9NQUFBQ1N0XzdkVjQxMDMucG5nIj7miJbogIXmmK88aW1nIHdpZHRoPTEyMCBoZWlnaHQ9MjEgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC81OS82RC9yQkFDRTFONnI0LWlDOTlBQUFBQ1lGQTVQWWMwOTMucG5nIj4=
本课配套习题挑战模式2/3
单选题
难度系数:
2.已知,要证明不等式,构造一个函数,试问这个函数在定义域的单调性如何()
A: 单调递增 |
B: 单调递减 |
C: 先增后减 |
D: 先减后增 |
一次做对,真牛!
+5奖励规则>
- 提示1: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
- 答案:Qw==
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
本课配套习题挑战模式3/3
单选题
难度系数:
3.当时,证明不等式,构造函数,试问的关系是( )
A: |
B: |
C: |
D: |
一次做对,真牛!
+5奖励规则>
- 提示1:IDxpbWcgd2lkdGg9ODMgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvMUQvNkYvckJBQ0ZGTjZyNzJETERPMkFBQUNWVUFHZWh3MjExLnBuZyI+77yM5Zug5Li6PGltZyB3aWR0aD0zMyBoZWlnaHQ9MjEgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC81OS82RC9yQkFDRTFONnI2NlNJY1diQUFBQmJfWk1KMU0xMjEucG5nIj7vvIzmiYDku6U8aW1nIHdpZHRoPTU4IGhlaWdodD0yMSBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzU5LzZEL3JCQUNFMU42cjY3eHd4RTRBQUFCM2ZNbGhJRTQ4Ny5wbmciPg==
- 答案:Qg==
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