Integrating Factor

When solving first order linear differential equations of the form ${\frac {dy}{dx}}+p(x)y=g(x)$ , we can utilize the "integrating factor" Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \mu (x)}