# Chapter 6 - Section 6.4 - Logarithmic Functions - 6.4 Assess Your Understanding - Page 448: 4

$(0, +\infty)$.

#### Work Step by Step

RECALL: The logarithmic function $f(x)= \log_a{x}, a \gt 0, a\ne1$ is defined for all $x\gt 0$. Thus, domain of the given function is $(0, +\infty)$.

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