15 pts When answering the following questions, consider the system of all polynomial equations and the system of all rational equations.

Which systems are closed under mulitplication? If either system is not closed under multiplication, provide a counterexample.

A)a square brown tarp has a square green patch green in the corner the side length of the tarp is (x + 8) and the side length of the patch is x what is the area of the brown part of the tarpb)a square red placemat has a gold square in the corner the side length of the gold square is (x - 2) inches with the width of the red region is 4 in what is the area of the red part of the placemat