# What are the coordinates of the vertex of y = x^2-2x-7?

Nov 4, 2015

$\left(1 , - 8\right)$
The x-value of the vertex will always be $\frac{- b}{2 a}$,
${1}^{2} - 2 \left(1\right) - 7 = - 8$
vertex is $\left(1 , - 8\right)$