Question

Quadratic equation please help

Answer 1

x= -3+√2 or x= -3-√2 ( answer : A and B )

Explanation:

hello :

x²+6x+9 = (x+3)².....identity

x²+6x+9 =2 means : (x+3)²=2

so : (x+3 = √2) or (x+3 = - √2)

so two solutions :

x= -3+√2 or x= -3-√2