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JEE Mains · Maths · STD 12 - 3 and 4 . metrices and determinant

यदि \(\left|\begin{array}{ccc}a^{2} & b^{2} & c^{2} \\ (a+\lambda)^{2} & (b+\lambda)^{2} & (c+\lambda)^{2} \\ (a-\lambda)^{2} & (b-\lambda)^{2} & (c-\lambda)^{2}\end{array}\right|=k \lambda\left|\begin{array}{ccc}a^{2} & b^{2} & c^{2} \\ a & b & c \\ 1 & 1 & 1\end{array}\right|, \lambda \neq 0\) है, तो \(k\) बराबर है

  1. A \(4\lambda \,abc\)
  2. B \(-4\lambda \,abc\)
  3. C \(4\lambda ^2\)
  4. D \(-4\lambda ^2\)
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Correct Answer

(C) \(4\lambda ^2\)

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