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2018
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If $\begin{vmatrix} x-4 & 2x & 2x \\ 2x & x-4 & 2x \\ 2x & 2x & x-4 \end{vmatrix}= (A + Bx)(x-A)^2$<br> then the ordered pair (A, B) is equal to :
( A ) $(-4, 3)$
( B ) $(-4, -5)$
( C ) $(-4, 5)$
( D ) $(4, 5)$
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