Answer:
12x
Step-by-step explanation:
Given the perfect square trinomial: [tex]x^2-()+36[/tex]
Written in the form [tex](x+k)^2[/tex]
[tex]x^2-()+36=x^2-()+6^2=(x-6)^2[/tex]
[tex](x-6)^2=(x-6)(x-6)\\=x^2-6x-6x+36\\=x^2-12x+36[/tex]
The missing term therefore is 12x.
