Yes that is true, all opposite sides would be parallel, and all the corners are 90 degrees, then yes it is true
You have the -1 correct but when (or if) you put it in the calculator then you have to put it in parentheses and you should get 5 so it would be (-1,5)
G(4)=7(4)+4
G(4)=28+4
G=32
F(32)= 3(32)^2
F= 9216
f(g(4))= 9216
Answer:
the LCM is 6x^2(x-1)^2(x+2)