MCQ
$\begin{vmatrix}a&b&c\\b&c&a\\c&a&b\end{vmatrix}= (a+b+c)\times ......$
- A${\left( {a - b} \right)^2} + {\left( {b - c} \right)^2} + {\left( {c - a} \right)^2}$
- B$2\left[ {{{\left( {a - b} \right)}^2} + {{\left( {b - c} \right)}^2} + {{\left( {c - a} \right)}^2}} \right]$
- C$\frac{1}{2}\left[ {{{\left( {a + b} \right)}^2} + {{\left( {b - c} \right)}^2} + {{\left( {c - a} \right)}^2}} \right]$
- ✓$ - \frac{1}{2}\left[ {{{\left( {a - b} \right)}^2} + {{\left( {b - c} \right)}^2} + {{\left( {c - a} \right)}^2}} \right]$