An algebra problem by Fatin Farhan

Algebra Level 3

$x(x+1)(x+2)(x+3)(x+4)(x+5)(x+6)(x+7)(x+8)$ $=ax^9+bx^8+cx^7+dx^6+ex^5+fx^4+gx^3+hx^2+ix$. What is the last $3$ digits of $(a+b+c+d+e+f+g+h+i)$ ?

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