Determinants

Bihar Board Class 12 · Mathematics · 70 past questions

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1. Q41 2023

   $\begin{vmatrix}-\sin\theta & \cos\theta\\ \sec\theta & \csc\theta\end{vmatrix} =$

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2. Q42 2023 Set E

   $\begin{vmatrix} -\sin\theta & \cos\theta \\ \sec\theta & \mathrm{cosec}\,\theta \end{vmatrix} =$

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