函数f(x)=1/ln(x-2)的定义域为多少?
函数f(x)=1/ln(x-2)的定义域为多少?
数学人气:881 ℃时间:2019-10-01 21:15:26
优质解答
ln(x-2)≠0且x-2>0,解得x≠3且x>2.定义域是{x|x>2且x≠3}.
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