Rewrite the function in f(x)=a(x-h)^2+k form.

Graph it by using the transformation.
F(x)=x^2+8x+15

1 answer

F(x)=x^2+8x+15
complete the square, you must know this procedure!

= (x^2 + 8x + 16 - 16) + 15
= ( (x+4)^2 - 16) + 15
= (x+4)^2 - 1