Respuesta :

X intercept :
x1= -2
x2= 1

Also the original question says rewrite it in vertex form so here’s that if you don’t have it :)

f(x) = -2(x + 1/2)ᵀᵂᴼ + 9/2

(the ᵀᵂᴼ is supposed to be squared but it won’t let me put that)

Hope this helps! :))