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5 November, 10:36

Solve by completing the square h (x) = x squared + 3x-18

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  1. 5 November, 10:44
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    (x+6) (x-3)

    Step-by-step explanation:

    write 3 as a difference

    x^2+6x-3x-18

    factor out x from the expression

    x (x+6) - 3x-18

    factor out - 3

    x (x+6) - 3 (x+6)

    factor out x+6

    (x+6) (x-3)
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