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25 March, 19:26

Is - (x+7) ^2+4 a quadratic function?

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  1. 25 March, 19:32
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    Yes you use the method of your choice to solve (x+7) * (x+7)

    Then you distribute the negative - 1 (x^2+14x+49)

    Then you add the four

    -x^2-14x-45 should be your answer
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