Plz help ASAP for a test I will mark brainliest

Recall the definition of a polynomial expression. find two polynomial expressions whose quotient, when simplified,is. use that division problem to determine whether polynomials are closed under division. then describe how theother three operations-addition, subtraction, and multiplication-are different from division of polynomials.

36 inches/second = yards/minute how many yards?

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)