Bonsoir everyone(adsbygoogle = window.adsbygoogle || []).push({});

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

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# Homework Help: Find the determinant of a matrix

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