Question

() Find the value of the determinant​

Answer 1

Answer:

The determinant of a matrix is a special number that can be calculated from a square matrix.

...

To work out the determinant of a 3×3 matrix:

Multiply a by the determinant of the 2×2 matrix that is not in a's row or column.

Likewise for b, and for c.

Sum them up, but remember the minus in front of the b.

Answer 2

Answer:

IN MATHS the quantity of addition of products of the element of a square matrix according to given rule