Daily Desmos #0 The Start

Can you create the following image in desmos?

(you can try building it on top of this sketch to see if you have it exactly correct)

Daily Desmos #Fools

Can you recreate this picture? Click here to make your graph over the top of this one to get a perfect match.

<p>This graph was made with parabola sections! Can you recreate sine (poorly) with parabola sections?</p>