- 763

- 0

can anyone confirm if i got the answer right or wrong:

**Question:**

find the determinant of A. A is a matrix and is equal to

1 5 -3

3 -3 3

2 13 -7

(i think you've already guessed that i don't have latex)

**My answer:**

i got -18

I would be grateful if anyone could confirm my answer, and if it's wrong i'll write out all the steps that i did in order to get that answer

Merci