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22 December, 02:40

Solve x2 - 2x - 15 = 0 using the zero product property.

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  1. 22 December, 02:53
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    Hello,

    x²-2x-15=0

    x²+3x-5x-15=0

    x (x+3) - 5 (x+3) = 0

    (x+3) (x-5) = 0

    x=-3 or x=5

    sol={-3,5}
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