Answer:
[tex]\frac{dy}{dx} =414\cos(69x)[/tex]
Step-by-step explanation:
[tex]\frac{dy}{dx}( y)=\frac{d}{dx} (6sin(69x))\\\\\frac{dy}{dy}1=6cos(69x)(69) \\\\\frac{dy}{dx} =414cos(69x)[/tex]