本课配套习题挑战模式1/5

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单选题
难度系数:

1.假设函数是奇函数,则的值是(    )
A:
B:
C:
D:
  • 提示1IDxpbWcgd2lkdGg9OTQgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvRTMvQ0EvckJBQ0UxUDJxS25CMzUyUUFBQUI3ZzJWQjg4MDQ0LnBuZyI+77yMPGltZyB3aWR0aD0xNDggaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvQjYvOEUvckJBQ0ZGUDJxS3JSb1dnMEFBQUNzM3lmZnljNTc5LnBuZyI+PGltZyB3aWR0aD0xMjkgaGVpZ2h0PTIxIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvQjYvOEUvckJBQ0ZGUDJxS3JCNzVOdEFBQUNiMWZCMU44Mzk0LnBuZyI+
  • 提示2IDxpbWcgd2lkdGg9MTE4IGhlaWdodD0yMSBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwL0UzL0NBL3JCQUNFMVAycUtyZ1YtV3ZBQUFDSnRqSHl3WTk0Mi5wbmciPg==
  • 提示3IDxpbWcgd2lkdGg9MTU4IGhlaWdodD0yMSBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwL0UzL0NBL3JCQUNFMVAycUtxQ0JPTV9BQUFDZTVMbnNCZzAzMy5wbmciPg==