79,940 views
13 votes
13 votes
Solve the quadratic equation by completing the square.
x²+12x+33=0

Solve the quadratic equation by completing the square. x²+12x+33=0-example-1
User Vishal Upadhyay
by
2.7k points

1 Answer

12 votes
12 votes


x^2 + 12x=-33 \\ \\ x^2 + 12x+36=3 \\ \\ \boxed{(x+6)^2=3} \\ \\ x+6=\pm √(3) \\ \\ \boxed{x=-6 \pm √(3)}

User Johan Donne
by
2.5k points