Making an animated gif image with Manipulate or Animate I couldn't do (Can anyone?).
But I did it with the Table and Export functions. Now the attached image is on my Moodle page working!
![enter image description here.
Anyone want the code in Mathematica?[1]
![enter image description here](https://community.wolfram.com//c/portal/getImageAttachment?filename=quad2ForwardBackward.gif&userId=158937)