Lecture on Determinants
Content covered: 
  • This lecture explains the concept of Determinants.
  • Determinant is represented by Δ.
  • Determinant will always be of square size.
  • Order of determinant= no. of rows = no. of columns
  •  Δ of order 2  \( \begin{vmatrix}a&b\\c&d\end{vmatrix} \) =ad-bc
  •  Δ of order 3 \( \begin{vmatrix}a&b&c\\d&e&f\\g&h&i\end{vmatrix} \) = \( a \begin{vmatrix}e&f\\h&i\end{vmatrix} -b \begin{vmatrix}d&f\\g&i\end{vmatrix} +c \begin{vmatrix}d&e\\g&h\end{vmatrix}\) 
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AKASH RAO DESHMUKH @akash2014 4 Oct 2014 03:13 am