Respuesta :

shejladautovic

Answer:

+1/4

Step-by-step explanation:

We need a formula (a-b)^2=a^2-2ab+b^2

We have a=x and -2ab=x, so b=-1/2, then we add b^2 and it is 1/4.

(X^2-x+1/4)=(x-1/2)^2

slamphear

Answer:

+1/4

Step-by-step explanation:

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