State the coordinates of the verex of the curve

$\displaystyle y=x^2+8x+15$

I have completed the square:

$\displaystyle y=(x+4)^2-1$

I dont understand what the question is asking for or how i can find it though, please explain.

Thanks

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- May 20th 2010, 02:03 AMGeorge321find the coordinates of the vertex of the curve...
State the coordinates of the verex of the curve

$\displaystyle y=x^2+8x+15$

I have completed the square:

$\displaystyle y=(x+4)^2-1$

I dont understand what the question is asking for or how i can find it though, please explain.

Thanks - May 20th 2010, 03:59 AMmasters