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Mathematics 13 Online
OpenStudy (anonymous):

Suppose you cut a small square from a square of fabric as shown in the diagram. Write an expression for the remaining shaded area. Factor the expression. Type your answer below.

OpenStudy (anonymous):

OpenStudy (anonymous):

The area of the original piece of fabric is x². The area of the cut-out circle is 3²=9. So, the remaining area is x² - 9, which I'll leave up to you to factor.

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