摘要: c>b>a 12. 13.或
网址:http://m.1010jiajiao.com/timu_id_4418410[举报]
下列各式错误的是( )
① log10=-2 ②log33= ③loga2+loga=0(a>3) ④log318-log32=3
⑤log10-log1025=-2 ⑥2log510+log50.25=2
A.④ B.⑤
C.⑥ D.全错
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网址:http://m.1010jiajiao.com/timu_id_4418410[举报]
下列各式错误的是( )
① log10=-2 ②log33= ③loga2+loga=0(a>3) ④log318-log32=3
⑤log10-log1025=-2 ⑥2log510+log50.25=2
A.④ B.⑤
C.⑥ D.全错
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