x-2-(x - 2)^2 + ax - 2a
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Step-by-step explanation:
x-2-(x^2 + 4 - 4x) +ax- 2a
= x-2-x^2-4+4x+ax -2a
= -x^2+ 5x+ax -6-2a
= x^2-5x-ax +6+2a
= x^2- x(5+a)+ 2(3+a)
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