Find the Domain 2 log of x- log of 4=0
Problem
Solution
Identify the logarithmic terms in the equation. For a logarithm
(log_)(u) to be defined, the argumentu must be strictly greater than zero.Set up the inequality for the argument containing the variable
x In the term2*(log_)(x) the argument isx Solve the inequality
x>0 Check the other logarithmic terms. The term
(log_)(4) has a constant argument of4 which is always greater than zero and does not restrict the domain further.Combine all restrictions to determine the set of all possible values for
x
Final Answer
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