coordinate algebra

The area of a rectangle is found by multiplying the length by the width: A = lw. A certain rectangle has an area of x2 + 7x + 12. Factor the trinomial to find the length and width of the rectangle. In the form of a paragraph, describe the process necessary to factor the area of the rectangle into terms of its length and width.

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  1. hint:

    3+4 = 7
    3*4 = 12

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  2. Use the given area to find the dimensions of the quadrilateral.
    (3x-3)(2x+3)=91

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