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If y is a function of x given by 2log (y...

If `y` is a function of `x` given by `2log (y-1)-log x-log (y-2)=0`, then

A

domain is [4,`oo`)

B

domain is `(0,oo)`

C

range is `(2,oo)`

D

range is `(0,oo)`

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