5.3 The Fundamental Theorem of Calculus/17

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 y=\int_{1-3x}^{1}\frac{u^3}{1+u^2} du}

${\frac {d}{dx}}(y)={\frac {d}{dx}}\left(\int _{1-3x}^{1}{\frac {u^{3}}{1+u^{2}}}\,du\right)=(0)\cdot {\frac {(1)^{3}}{(1+(1)^{2})}}-(-3)\cdot {\frac {(1-3x)^{3}}{(1+(1-3x)^{2})}}$

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 \text{Therefore, } y' = \frac{3(1-3x)^3}{1+(1-3x)^2} }