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सिद्ध कीजिए:  \(\begin{vmatrix} 1 & 1+p & 1+p+q \\ 2 & 3+2p & 4+3p+2q \\ 3 & 6+3p & 10+6p+3q \end{vmatrix}\) = 1

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अब प्रथम स्तम्भ के अनुदिश सारणिक का प्रसरण करने पर,

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