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$1.00 Perimeter of a rectangle. Thw width of

  • From Mathematics: Algebra
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  • Due on Aug. 21, 2009
  • Asked on Aug. 18, 2009 at 11:52:07AM
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speals
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Q:

Perimeter of a rectangle. The width of a rectangular playground is 2x-5 feet, and the length is 3x + 9 feet. Write a polynomial P(x) that represents the perimeter and then evaluate this perimeter polynomial if x is 4 feet.

 

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  • Posted on Aug. 18, 2009 at 11:55:30AM
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starboy
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A:
Preview: ...     =10x+8...........(1) so P(x)= 10x+8 feet now put x ...
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Preview: ... the sides. Perimeter=2(2x ...
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