Question

!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!ПОМОГИТЕ ПЛЗ!!!!!!!!!!!!МНОГО БАЛЛОВ!!!!!!!!!!!!!!

Answer 1

ОДЗ
x ≠ - 3 

(x + 9)(x + 3)  = 1
x^2 + 12x + 27 - 1 = 0 
x^2 + 12x + 26 = 0 
D = 40
x1 = ( - 12 + 2√10)/2 = - 6 + √10;
x2 = ( - 12 - 2√10)/2 = - 6 - √10;