6.1 Areas Between Curves/10

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://en.wikipedia.org/api/rest_v1/":): {\displaystyle \begin{align} & \color{red}\mathbf{y=1+\sqrt{x}} & \color{royalblue}\mathbf{y=\frac{3+x}{3}} \\ \\ \end{align} }

Failed to parse (Conversion error. Server ("https://en.wikipedia.org/api/rest_") reported: "Cannot get mml. Server problem."): {\displaystyle {\begin{aligned}1+{\sqrt {x}}&={\frac {3+x}{3}}\\1+{\sqrt {x}}-{\frac {3+x}{3}}&=0\\{\frac {3+3{\sqrt {x}}}{3}}-{\frac {3+x}{3}}&=0\\3+3{\sqrt {x}}-3+x&=0\\3{\sqrt {x}}+x&=0\\3{\sqrt {x}}&=-x\\9x&=x^{2}\\9x-x^{2}&=0\\x(9-x)&=0\\x&=0,9\end{aligned}}}