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1 June, 18:52

What are the solution to the quadratic equation x2-16=0?

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  1. 1 June, 22:30
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    The solutions are x = 4 and x = - 4

    Add 16 to both sides so you have x2 = 16

    Then take the square root of both sides so you have x = 4 and - 4 because square roots are + and -
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