follow instructions to know which graph to pick. Tan graph has a personal scale since it needs a bigger one to be appreciated. Recommended plots: scale:100 tan scale:1000 UNIT CIRCLE AT THE BOTTOM TO HELP UNDERSTAND the unit circle is the base of this whole program since its ratio is of 1. This makes the equation easier to understand, instead of (ratio)cos(x) it can just be cos(x) ---------------------------------------------------------------------------------THE FIRST QUESTION it refers to the unit, radians r or degrees d.
this was all made by me, enjoy! this can help to see some units and express math equations on graphs