Question

write the given function in vertex form: y=x^2+9x+2

Answer 1

to find the vertex, use
\[x=-\frac{b}{2a}\]

Answer 2

in your case it is
\[-\frac{9}{2}\] so vertex form is
\[y=(x+\frac{9}{2})^2+k\] and you can find \(k\) be replacing \(x\) by \(-\frac{9}{2}\) in the original expression

Answer 3

that a boy satellite