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algebra

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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 -

    Area = 16y²-49z² = (4y)²-(7z)²
    Factorize to get
    (4y+7z)(4y-7z).

    Can you take it from here?

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