Can someone please help me and explain
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Answer: (x-2) inches.
The question asks for length in square inches. There is no such thing. It should read in inches. Since it is a square frame, we can take the square root of (x^2-4x+4), which is (x-4). This is in incnes
Step-by-step explanation:
(x-4)*(x-4) = x^2-4x+4