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17 June, 21:43

The solution set for 7q2 - 28 = 0 is { }. (Separate the solutions with a comma) NextReset

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  1. 17 June, 21:50
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    7q^2 - 28 = 0

    7q^2 = 28

    q^2 = 4

    q = + / - 2

    solution set is {-2,2}
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