SOLUTION: find the domain of f(x)=log [(x-2)/(x-1)]
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Question 250327: find the domain of f(x)=log [(x-2)/(x-1)]
Answer by drk(1908) (Show Source): You can put this solution on YOUR website!
Here is the original problem.
f(x)=log [(x-2)/(x-1)]
The domain of any log >=0
Step 1 -set (x-2) / (x-1) >= 0
First notice that if x = 1, our fraction is undefined.
* X cannot = 1
step 2 - multiply both sides by (x-1) to get
(x-2) >= 0
solving for x, we see
** x cannot = 2.
So it appears that x cannot equal 1 or 2.
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