PLEAS HELP!! 50 POINTS Find the value of 42^3 using the identity (x + y)^3 = x^3 + 3x^2y + 3xy^2 + y^3. Show all work.

Hint: 42^3 = (40 + 2)^3; therefore, x = 40 and y = 2.

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.

Christine went shopping and bought each of her six six nephews a? gift, either a video costing? $14.95 or a cd costing? $16.88. she spent ? $ 97.42 97.42 on the gifts. how many videos and how many cds did she? buy?

Determine the relationship of ab and cd given the following points