SOLUTION: The figures below are rectangles. What polynomial in standard form represents the area of the shaded region? Shaded: (x-1)(x+5) Unshaded: (x+1)(x-4)

Question 841184: The figures below are rectangles. What polynomial in standard form represents the area of the shaded region?
Shaded: (x-1)(x+5)
Unshaded: (x+1)(x-4)
Answer by josgarithmetic(39630) (Show Source): You can put this solution on YOUR website!
Are you expecting to complete the square? That would be the way to put into standard form. Multiply to get general form, and then complete the square and adjust to standard form. There is a lesson for Completing the Square:

http://www.algebra.com/tutors/Completing-the-Square-Using-Pictures.lesson?content_action=show_dev

You might also be able to use the lesson, http://www.algebra.com/tutors/Completing-the-Square-to-Solve-General-Quadratic-Equation.lesson?content_action=show_dev
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