Question

x^2+8x+12=0
Ссрооооочноооо!!!!!!!

Answer 1

Ответ:

х²-8|х|+12=0

х² = |х|²

|х|²-8|х|+12=0

D = 64 - 48 = 16

|х|12 = (8+- 4)/2 = 2 6

|х| = 2

х = 2

х = -2

|х| = 6

х = 6

х = -6