Question

1. find the Rank of the matrin A=
2 3 - 1 -
1-1-2-3
3 1 3 -2
6 30 -7


by reducing o to
the normal form,​

Answer 1

Step-by-step explanation:

Solution

Given matrix is,<br>

<br> Applying

<br>

<br> As complete

is

, so rank can not be

.<br> Now, we will take matrix,<br>

<br> Determinant of the above matrix,<br>

<br> As,

, so we have a minor of

.<br> So, rank of the given matrix is

<br>