2.已知xy=9..t=(log3x)(log3y)则 ( ) A. B.0<t<1 C.t>1 D. 【查看更多】

 

题目列表(包括答案和解析)

已知xy=9,,t=(log3x)(log3y)则                                                               (    )

       A.                                            B.0<t<1

       C.t>1                                                   D. 

查看答案和解析>>


同步练习册答案