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2 April, 18:33

Vertex of y = - x2+2x+1

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  1. 2 April, 18:46
    (1, 2)

    Put the equation in the form "y=ax2+bx+c

    Calculate the - b term, which is also the x coordinate of the vertex.

    Plug in - b/2 into the equation for x and then solve for y.
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