Respuesta :

B 6, 6
Since the equation can be changed to (z-6)^2 = 0 
Allysia123
Option B is correct.

Explanation:
z^2 -12z+36 =0
z^2 -6z-6z +36=0
z (z-6) -6 (z-6)=0
(z-6)(z-6)=0

(z-6) =0
z= 6
Again,

(z-6) =0
z= 6
So, option B is the correct one.

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