What are two functions, f(x) and g(x), that would result in a rational function?

Which of the following is the result of expanding

The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side then from the larger side of the rectangle. the perimeter of the rectangle is equal to 56 cm. find the lengths of the sides of the rectangle. 16 points answer quick

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g