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Dhavid

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how to simplify:((9^x * 3^2 * (1/3^-x)) - 27^x ) / 3^(3x) * 9
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on december31, 1995, paul invested $2000 in a stock. his stocker gains 20% ever odd month (jan, march, may..) and loses 15%
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2. 586 views