In desperate need of help, giving out a lot of points.
Alicia is writing the program for a video game. For one part of the game she uses the rule (x,y) -> (x - 3, y + 4) to move points on the screen.
(a) What output does the rule give when the input is (-6,0) ? show your work.
(b) What output does the rule give when the input is (3,-4) ? Show your work.
(c) Is the rule a function? Explain why it is or why it is not.