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Mathematics 19 Online
OpenStudy (anonymous):

A tool box has a volume of x3 + 8x2 + 11x – 20 cm3 and the height is x + 5 cm. Find the polynomial that would represent the area of the bottom of the tool box? Explain your reasoning.

OpenStudy (anonymous):

x3 + 8x2 + 11x – 20 =(x+5)(x2+3x-4) So the area of the bottom is (x2+3x-4)

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