How to write a program that obtains the value of the function by giving different values
Like the example below:

How is the expansion of trigonometric functions in Maple like the following function?

How do I add the solve command to the end?

Download Zakobi.mw

Is anyone here familiar with MATLAB?

To guide the 3D chart that has already been drawn by Maple software.

Hi,

I previously wrote and ran a program with Maple 2020, but I deleted Maple 2020 and now I installed 2023, but that program runs with an error.

Download sssss.mw