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Mathematics, 25.08.2019 13:20 keyshlavazquez5118

Which values of a and b make the following equation true (5x^7 y^2) (-4x^4 y^5) = -20x^a y^b

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Which values of a and b make the following equation true (5x^7 y^2) (-4x^4 y^5) = -20x^a y^b...
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