For every x you see in the f function you will replace with the h function
The answer to the problem is A
Right side was multiplied by 6 so you multiply the left side by 6 so 72:6
The area of the square is greater than the circle: the area of the circle is pi(r)^2 while the area of the square is length times width. The area of the circle is about 12.5 while the area of the square is 16.