若a+2b=1,下列结论中错误的是（） A.ab的最大值是

若a+2b=1,下列结论中错误的是（）

A.ab的最大值是

B.ab的最小值是8

C.a²+ab+b²的最大值是

的最大值是4

答案

解析：ab=(1-2b)b=-2(b-)²+≤.

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若a+2b=1,下列结论中错误的是（ ） A.ab的最大值是

答案

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若a+2b=1,下列结论中错误的是（） A.ab的最大值是