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22 July, 11:29

What is the first step when rewriting y = - 4x2 + 2x - 7 in the form y = a (x - h) + K?

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  1. 22 July, 13:02
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    h = - b/2a

    Step-by-step explanation:

    to find the vertex (h, k)

    find h ushing h = - b/2a

    then substitute x with h to find k

    ie. k = - 4h2 + 2h - 7
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