Question

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Answer 1

Answer:

x2 -12x-12x+144

=x(x-12) - 12 (x -12)

=(x-12)( x-12) Answer

here you go .

Answer 2

Answer:

x= 12

Step-by-step explanation:

x^2-24x+144= 0

x^2-(12x)-(12x)+144=0

x(x-12)-12(x-12)= 0

(x-12)(x-12)=0

X= 12