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Mathematics 21 Online
OpenStudy (anonymous):

Choose the correct simplification of the expression −5x2(4x − 6x2 − 3). 30x4 − 20x3 + 15x2 −11x4 − x3 − 8x2 −30x4 + 20x3 − 15x2 30x4 + 20x3 + 15x2

OpenStudy (anonymous):

30x4 − 20x3 + 15x2

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