Asked by lizzie


What element is a location a_23 of matrix A, if

|4 -3 4|
5 0 -6
7 2 -8

I have the answer at -6
Is this correct?

Answers

Answered by Anonymous
yes
Answered by lizzie
Solve for x
Matrix

(5x-8 1 = (2 1
3 4m-1) 3 7m +6)

How do I do this?
Answered by lizzie
Solution of the determinant? Matrix
|1 7
0 3|

How do I do this?
Answered by Anonymous
1)Solve the system
5x-8=2
4m-1=7m+6

2)Determinant=1*3-0*7
Answered by lizzie
answer
1. ?
2. 3
Answered by Damon
1.
5x = 10 so x = 2
2. 3 is correct
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