Question

The first three steps of completing the square to solve the quadratic equation x2+8x+5=0 what are next 3 steps

Answer 1

1. form is

(x+a)^2 - (a)^2 + b

a is half of the second coefficient in front of x (half of 8)

(x+4)^2 -(4)^2 +5

(x+4)^2 -16+5

= (x+4)^2 -9