Mathematics, 08.01.2022 03:10, hshshd28

A rectangular frame has an area of x^2-x-12 cm. The area is calculated by taking length times width, A. Factor the expression to find 2 expressions that could represent the sides of the frame.
B. If you know that x=20 cm then find the actual length and width of the frame.
C. Explain why x cannot be 3 cm

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A rectangular frame has an area of x^2-x-12 cm. The area is calculated by taking length times width,...