Mathematics

Mathematics

Problem

A function gg is defined by g(x)=ln⁡(5−2x)x+1,x≠−1.g(x)=\frac{\ln(5-2x)}{\sqrt{x+1}}, \quad x \neq -1. Assume ln⁡\ln denotes the natural logarithm. (a) Determine the set of all real numbers xx for which g(x)g(x) is defined. (b) Explain why gg is continuous on every open interval contained in its domain. (c) Express gg’s interval(s) of continuity using interval notation.

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