How do you write the vertex form equation of the parabola $y=x^2 - 8x + 3$ ?

Question

1656 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2017-12-04T21:30:56

$y+13=(x-4)^2$

have

$(x-h)^2=4p(y-k)$

$y=x^2-8x+3$

completing squares

$y=x^2-8x+16-16+3$

$y=(x-4)^2-13$

$y+13=(x-4)^2$

then vertex is (h,k)

$V(4,-13)$

How do you write the vertex form equation of the parabola y=x^2 - 8x + 3y=x^2 - 8x + 3?