Question Solve the quadratic equation Solve by factoring Solve using the quadratic formula Solve by completing the square Load more x=−6 Evaluate x2+12x+36=0Use a2+2ab+b2=(a+b)2 to factor the expression (x+6)2=0Simplify the expression x+6=0Move the constant to the right-hand side and change its sign x=0−6Solution x=−6 Show Solution Graph