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Observe the logarithmic expression figures:
Find the expression does not belongs to remaining group of logarithmic expressions.
Product property of logarithm: .
By the Product Property, both the numbers on the right side must be factors of .
and are factors of .
and are factors of .
and is not a factor of .
and are factors of .
Thus, and is not a factor of .
All the other choices are equal to , except .
Therefore, the expression that does not belong is .
does not belong to the remaing logarithmic expressions.
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