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27 September, 17:27

Factor out this expression: 4x² - 9y2

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  1. 27 September, 17:44
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    (2x+3y) (2x-3y)

    Step-by-step explanation:

    a² - b² = (a + b) (a - b)

    4x² - 9y²

    = (2x) ² - (3y) ²

    = (2x + 3y) (2x - 3y)
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