find the determinant of

Question

102 18 36

1 3 5 

17 3 6

Answer 1

The determinant is:

(102)(3)(6) + (18)(5)(17) + (36)(1)(3) - (36)(3)(17) - (18)(1)(6) - (102)(5)(3)

which turns out to be: 0

The determinant of this 3x3 square matrix is zero.