Homework Help: algebra

Posted by cal on Sunday, June 12, 2011 at 3:30pm.

The area of a rectangular athletic field is represented by the expression 16y²-49z² square meters. Write an algebraic expression to represent one possible set of dimensions (in the sense “length times width”) of the athletic field. Include correct units with your solution.

algebra - MathMate, Sunday, June 12, 2011 at 4:46pm
Area = 16y²-49z² = (4y)²-(7z)²
Factorize to get
(4y+7z)(4y-7z).

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