Mathematics, 25.01.2021 23:00 chocroc50

A square picture frame has side length x inches. The square opening for a picture within the frame. (a) Write a polynomial that represents the are of the picture frame, not including the picture.
(b) The are in part (a) is 55 square inches. What is the side length of the picture frame/

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A square picture frame has side length x inches. The square opening for a picture within the frame....