Question 44516
x2 + 6x + 4-4 = 0-4
x^2 + 6x +(6/2)^2 = -4+(6/2)^2 
x^2 + 6x +(3)^2 = -4+(3)^2 
(x+3)(x+3)= -4+9 
(x+3)^2= 5
sqrt[(x+3)^2]= sqrt[5]
x+3=sqrt[5]
x+3-3=-3+sqrt[5]
Answer:  x=-3 + sqrt[5]