##### 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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##### 1Comment
AKASH RAO DESHMUKH akash2014 4 Oct 2014 03:13 am