题目内容

三个数60.7,0.76,log0.76的大小顺序是(    )

A.0.76<log0.76<60.7                           B.0.76<60.7<log0.76

C.log0.76<60.7<0.7                         D.log0.76<0.76<60.7

提示:把三个数看成函数y=6x,y=0.7x,y=log0.7x的自变量分别取x=0.7,x=6,x=6时的函数值,利用图象得60.7>1,0<0.76<1,log0.76<0,故log0.76<0.76<60.7.∴故选D.

答案:D

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