Question

Find the value for the following determinant.
https://tbs.owschools.com/media/g_alg01_2015/5/272.gif
6
-6
30

Answer 1

@nikeboi101

Answer 2

@Somy

Answer 3

@wilke @Wendy.Ivette11714 @whpalmer4 @AlexandervonHumboldt2 @Awolflover1 @Agl202 @alphadxg

Answer 4

why am i in it

Answer 5

omg

Answer 6

Do you have any guess?

Answer 7

no

Answer 8

30

Answer 9

hey
to find the determinant of a 2 by 2 matrix you can do the following:

\[\det\left[\begin{matrix}a & b \\ c & d\end{matrix}\right]=ad-bc\]