Respuesta :

Answer:

[tex](x - 9)^{2} [/tex]

iy41284

Answer:

81

Step-by-step explanation:

Move −18x, so

x^2+c−18x

To find the c value

c =(b/2)^2

divide the coefficient of x by 2 and square the result.

Divide 18 by 2

(-1⋅9)^2

Multiply −1 by 9

(−9)^2

Raise −9 to the power of 2 and get your answer

=81