高中数学代数与函数一其他练习题140
题目内容

已知正实数a、b满足a+b=1,则http://picflow.koolearn.com/upload/papers/g02/20110516/20110516135029390999.gif的最大值为

2021-07-21

A.http://picflow.koolearn.com/upload/papers/g02/20110516/20110516135029421905.gif

B.http://picflow.koolearn.com/upload/papers/g02/20110516/20110516135029437908.gif

C.http://picflow.koolearn.com/upload/papers/g02/20110516/20110516135029453905.gif

D.http://picflow.koolearn.com/upload/papers/g02/20110516/20110516135029453909.gif

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