SOLUTION: Essay: Show all work. A school designer wants to create a whiteboard with the optimal dimensions to enhance learning. It is determined that if one side of the whiteboard is x + 2y

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Essay: Show all work. A school designer wants to create a whiteboard with the optimal dimensions to enhance learning. It is determined that if one side of the whiteboard is x + 2y       Log On


   

Question 461468: Essay: Show all work. A school designer wants to create a whiteboard with the optimal dimensions to enhance learning. It is determined that if one side of the whiteboard is x + 2y inches, the other side should be x^2 + 6xy -5y^2 inches. Write an algebraic expression for the area of such a whiteboard, simplify it, and include correct units with your solution.
Answer by rwm(914) About Me  (Show Source):
You can put this solution on YOUR website!
x^3+8x^2y+7xy^2-10y^3 sq in