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  1. anonymous
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    The length of a rectangle is (4x^2 + 2x - 1) units, and its width is (3x^3 - x + 4) units. Part A: What is the area of the rectangle? Show your work. (5 points) Part B: Does the answer for Part A show that polynomials are closed under an operation? Justify your answer. (3 points) Part C: What is the degree and classification of the expression obtained in Part A? (2 points)

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