JEE Math Practice Question
If $$\left| {\begin{matrix} {x - 4} & {2x} & {2x} \\ {2x} & {x - 4} & {2x} \\ {2x} & {2x} & {x - 4} \\ \end{matrix} } \right| = \left( {A + Bx} \right){\left( {x - A} \right)^2}$$ then the ordered pair (A, B) is equal to :
- A.(4, 5)
- B.(-4, -5)
- C.(-4, 3)
- D.(-4, 5)
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