Asked by Jon
Evaluate:|12 5 -2|
|-3 0 1|
|-5 4 2|
It's going to be really confusing if I post my work. I got -127 from all the confusing things I did
|-3 0 1|
|-5 4 2|
It's going to be really confusing if I post my work. I got -127 from all the confusing things I did
Answers
Answered by
Count Iblis
12 5 -2
-3 0 1
-5 4 2
Expand the determinant along the second row:
3 times det of
5 -2
4 2
= 3* 18 = 54
-1 times det of
12 5
-5 4
= -73
54 - 73 = -19
-3 0 1
-5 4 2
Expand the determinant along the second row:
3 times det of
5 -2
4 2
= 3* 18 = 54
-1 times det of
12 5
-5 4
= -73
54 - 73 = -19
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.