Regular octagon rotates 360° about its center. how many times does the image of the octagon coincide with the preimage during the rotation?

F(x)= 1/x-4, g(x)=4x+1/x a. use composition to prove whether or not the functions are inverses of each other. b. express the domain of the compositions using interval notation.

Graph the equationy= x+3[tex]y = x + 3[/tex]

When solving this problem: 3025/5.5 = a/90.75 you get 49912.5 which would be the length of one of the sides of a square when the area is only 90.75 inches. is that answer correct, why, and how is it possible?