Quadratic equations still

If you are looking at a graph of a quadrtic equation, how do you determine where the solutions are?

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  1. The solutions are the x values where y = 0. (Where the curve crosses the x axis). y is the quadratic function.

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  2. The solutions are found at the location
    (x ,0), where x represents any value and 0 represents the y coordinate.

    Three samples:

    (4, 0), (-6, 0) and (-1/2, 0)

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