ACartesian planeis a graph with one x-axis and one y-axis (that’s why it’s sometimes called an X Y graph). These two axes are perpendicular to each other. Theorigin(O) is in the exact center of the graph. Numbers to the right of the zero on the x-axis are positive; numbers ...
Check out this Desmos graphic to see this interactively. I admit I often come to play with it when I need to refresh my understanding of the two products. It is crucial that you have a basic intuition about the dot and cross products if you are to follow the rest of this tutorial. I...
Put more simply, it’s okay for a function to have multiple coordinate points in a straight line from left to right. Not a function:“one to many“. In other words, let’s say you had one x-value that maps to many y-values. For example, — in coordinate notation — (2,1) and...