配套习题- 换元、配凑法求函数解析式 -【青果学院】

1/4单选题

难度：

1.已知

,则

是（过程要求用配凑法）（）

A
B
C
D

正确答案：Qw==

6Kej5p6Q77yaPGltZyB3aWR0aD0zOTYgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvMkUvNkUvckJBQ0psU2c0MGVRRHI0dEFBQURpeHlHODJjMTk3LnBuZyI+LDxicj7iiLQ8aW1nIHdpZHRoPTExNyBoZWlnaHQ9MjEgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC8yRS82RS9yQkFDSmxTZzQwYURQVk94QUFBQ1Z3R18xWjg2MzMucG5nIj48YnI+5pWF6YCJQw==

2/4单选题

难度：

2.已知

,则

是（过程要求用换元法）（）

A
B
C
D

正确答案：Qw==

6Kej5p6Q77ya5LukPGltZyB3aWR0aD01NiBoZWlnaHQ9MjEgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC8yRS9BQy9yQkFDSjFTZzQwelN1akIyQUFBQmV3ZHNwRWs4OTkucG5nIj4s5YiZ77yaPGltZyB3aWR0aD01NiBoZWlnaHQ9MjEgc3JjPSJodHRwczovL3AyLnFpbmdndW8uY29tL0cxL00wMC8yRS9BQy9yQkFDSjFTZzQweXlqRnp6QUFBQmh6VDdZMTA2NzMucG5nIj4sPGJyPuaJgOS7pe+8mjxpbWcgd2lkdGg9NDY0IGhlaWdodD0yMSBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzYyLzZDL3JCQUNFMVNnNDB6eG5EMWZBQUFFb0k3X1dwYzc2MS5wbmciPjxicj7mlYXpgIlD

3/4单选题

难度：

3.已知

（）

A
B
C
D

正确答案：Qg==

6Kej5p6Q77yaPGltZyB3aWR0aD0xNjcgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvMkUvQUMvckJBQ0oxU2c0MUd5LVBuWUFBQUM1R0NmODk0Mjc4LnBuZyI+LDxpbWcgd2lkdGg9NTYgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvNjIvNkMvckJBQ0UxU2c0MUx5U0hoYUFBQUNEZDljWHcwNTM4LnBuZyI+77yM5omA5Lul77yaPGltZyB3aWR0aD0xMzAgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvMkUvNkUvckJBQ0psU2c0MUd4OUdxbUFBQUNscU84YVFJODYyLnBuZyI+77yM5Ye95pWw55qE5a6a5LmJ5Z+f5piv5LiN6IO95ryP5o6J55qEIQ==

4/4单选题

难度：

4.已知

（）

A
B
C
D

正确答案：Qg==

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