Hey I need help with this math equation I would also like an explanation? Can u help me with that

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.

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.

In a timed typing test lara typed 63 words per minute.estimate the number of words she should be able to type in half in hour show your work