2. alicia is writing the program for a video game. for one part of the game she uses the rule to move points on the screen.

(a) what output does the rule give when the input is ?

(b) what output does the rule give when the input is ?

(c) is the rule a function? explain why it is or why it is not.

2.

according to newton’s cannonball model, what happens if the cannonball's velocity is enough to overpower the pull of earth’s gravitystep-by-step explanation:

i cant see the graph

step-by-step explanation:

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.