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18 November, 09:48

Which is the completely factored form of 3x^2-12x-15

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  1. 18 November, 10:05
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    Find the GCF (Greatest Common Factor)

    GCF = 3

    Factor out the GCF (Write the GCF first. Then, in parentheses, divide each term by the GCF)

    3 (3x^2/3 + - 12x/3 - 15/3)

    Simplify each term in parentheses

    3 (x^2 - 4x - 5)

    Factor x^2 - 4x - 5

    3 (x - 5) (x + 1)
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