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JEE Main PAPER - 1

JEE Main · 2018

180 questions · One at a time

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44
MCQ4 marks

If ∣x−42x2x2xx−42x2x2xx−4∣=(A+Bx)(x−A)2\left| \begin{array}{ccc}x - 4 & 2x & 2x\\ 2x & x - 4 & 2x\\ 2x & 2x & x - 4 \end{array} \right| = (A + Bx)(x - A)^2  , then the ordered pair (A,B)(A,B)   is equal to:

  • A.(-4, 5)Correct
  • B.(4, 5)
  • C.(-4, -5)
  • D.(-4, 3)
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