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21 June, 06:41

What are the roots of the equation x 2-10x+21=0

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  1. 21 June, 08:28
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    So factoring this would be:

    (x-7) (x-3)

    so the solution set is

    {7, 3}

    I'm not sure if this is what you were asking, if it wasn't, I'll edit it.
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