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The area of a rectangular room is given by the trinomial x squared plus 3 x minus 28. What are the possible dimensions of the rectangle? Use factoring.
A. left parenthesis x minus 7 right parenthesis and left parenthesis x plus 4 right parenthesis
B. left parenthesis x minus 7 right parenthesis and left parenthesis x minus 4 right parenthesis
C. left parenthesis x plus 7 right parenthesis and left parenthesis x plus 4 right parenthesis
D. left parenthesis x plus 7 right parenthesis and left parenthesis x minus 4 right parenthesis

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Carly

  1. geez - ever think of using actual math expressions?
    x^2 + 3x - 28 = (x+7)(x-4)
    so what do you think?

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    oobleck

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