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Evaluate: \(\begin{vmatrix} 1 & a & bc \\[0.3em] 1 &b & ca \\[0.3em]1 &c &ab \end{vmatrix}\)

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Evaluate: \(\begin{vmatrix} 1 & a & bc \\[0.3em] 1 &b & ca \\[0.3em]1 &c &ab \end{vmatrix}\)

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Suppose

On applying row operation R2 → R2 - R1 and R3 → R3- R1

Take (a - b) and (a - c) common 

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