Homework Help: algebra

Posted by shay on Tuesday, July 19, 2011 at 11:17pm.

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+y inches, the other side should be x^2+6xy-4y^2 inches. Write an algebraic expression for the area of such a whiteboard, simplify it, and include correct units with your solution.

algebra - Henry, Wednesday, July 20, 2011 at 6:21pm
A = (x+y)(x^2+6xy-4y^2),
A = x^3+6x^2y-4xy^2+x^2y+6xy^2-4y^3,
A = x^3 + 7x^2y + 2xy^2 - 4y^3 sq in.

Answer this Question

Related Questions

Math - Essay: Show all work. A school designer wants to create a whiteboard with...
algebra - A school designer wants to create a whiteboard with the optimal ...
math - A school designer wants to create a whiteboard with the optimal ...
Intermediate Algebra - A school designer wants to create a whiteboard with the ...
Algebra - Essay: Show all work. A school designer wants to create a white board ...
GEN 300 - describe your optimal learning times and optimal learning environment ...
Algebra - Essay: Show all work. A gardner wants to create wants to create a ...
english - Need help with writing an essay. My essay will be about giving ...
Learning through Play - One of the parents in your school says, “I really ...
Learning - I have to write a few paragraphs on the changes in the skills (both ...

For Further Reading

First Name:
School Subject:
Answer: