skrillex88
skrillex88 skrillex88
  • 23-11-2017
  • Mathematics
contestada

The length of a rectangle is represented by the polynomial 2x^3-5x^2+8 and the width is represented by the polynomial x+3 . Find the area of the rectangle.

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anathegreat
anathegreat anathegreat
  • 23-11-2017
x^2+8x+15 is the area

because x+5 = length
and x +3 = width

(x+5)(x+3) =
x^2+3x+5x+15 =
x^2+8x+15 (area)
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