An equality of two rations is called a porportion
Answer:
A
Step-by-step explanation:
Answer: A (x,y) is your original. Your answer after would be A' (-x,-y) you would change the sign. If its negative it becomes positive, and if it'd positive it becomes negative.
Answer:

Step-by-step explanation:


As
(g/f)(x) = g(x) / f(x)




Therefore,
