X² + 12 + 36 =0 tolong di jawab pake cara

X² + 12 + 36 =0 tolong di jawab pake cara 


X² + 12x + 36 = 0
x² + 6x + 6x + 36 = 0
(x² + 6x) + (6x + 36) = 0
x (x + 6) + 6(x + 6) = 0
(x + 6)(x + 6) = 0
x + 6 = 0
x + 6 – 6 = 0 -6
x = -6


Kunci Jawaban Lainnya:  Tentukan hasil dari ( 1.499 : 3 ) + ( 1.472 : 4 ) =