高中数学代数与函数一其他练习题141
题目内容

已知a>0,b>0,http://picflow.koolearn.com/upload/papers/g02/20120328/20120328152936870897.gif+http://picflow.koolearn.com/upload/papers/g02/20120328/20120328152936881923.gif=1,则a+2b的最小值为

2021-07-21

A.7+2http://picflow.koolearn.com/upload/papers/g02/20120328/20120328152936890918.gif

B.2http://picflow.koolearn.com/upload/papers/g02/20120328/20120328152936898906.gif

C.7+2http://picflow.koolearn.com/upload/papers/g02/20120328/20120328152936909906.gif

D.14

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