y=log3(1-x)+1/(x-1)的单调减区间是 .y=log3为底(1-x)+1/(x-1)的单调减区间是 .

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y=log3(1-x)+1/(x-1)的单调减区间是.y=log3为底(1-x)+1/(x-1)的单调减区间是.y=log3(1-x)+1/(x-1)的单调减区间是.y=log3为底(1-x)+1/(

y=log3(1-x)+1/(x-1)的单调减区间是 .y=log3为底(1-x)+1/(x-1)的单调减区间是 .
y=log3(1-x)+1/(x-1)的单调减区间是 .
y=log3为底(1-x)+1/(x-1)的单调减区间是 .

y=log3(1-x)+1/(x-1)的单调减区间是 .y=log3为底(1-x)+1/(x-1)的单调减区间是 .
定义域1-x>0 =>x