Mathematics, 20.09.2019 22:20 Evilgus4846
For the following linear system, put the augmented coefficient matrix into reduced row-echelon form.
2x1 + 3x2 − x3 = 14
x1 + 2x2 + x3 = 4
5x1 + 9x2 + 2x3 = 7
1 0 -5 16
0 1 3 -6
0 0 0 -19
incorrect
Answers: 2
![\left[\begin{array}{ccc|c}2&3&-1&14\\1&2&1&4\\5&9&2&7\end{array}\right]](/tpl/images/0247/5824/7e02f.png)
![\left[\begin{array}{ccc|c}1&2&1&4\\2&3&-1&14\\5&9&2&7\end{array}\right]](/tpl/images/0247/5824/34934.png)
![\left[\begin{array}{ccc|c}1&2&1&4\\0&-1&-3&6\\0&-1&-3&-13\end{array}\right]](/tpl/images/0247/5824/bd4d3.png)
![\left[\begin{array}{ccc|c}1&2&1&4\\0&1&3&-6\\0&-1&-3&-13\end{array}\right]](/tpl/images/0247/5824/d667a.png)
![\left[\begin{array}{ccc|c}1&2&1&4\\0&1&3&-6\\0&0&0&-19\end{array}\right]](/tpl/images/0247/5824/017b7.png)
![\left[\begin{array}{ccc|c}1&2&1&4\\0&1&3&-6\\0&0&0&1\end{array}\right]](/tpl/images/0247/5824/e58e8.png)
![\left[\begin{array}{ccc|c}1&2&1&0\\0&1&3&0\\0&0&0&1\end{array}\right]](/tpl/images/0247/5824/3cb58.png)
![\left[\begin{array}{ccc|c}1&0&-5&0\\0&1&3&0\\0&0&0&1\end{array}\right]](/tpl/images/0247/5824/2c0e0.png)
Another question on Mathematics
Mathematics, 21.06.2019 15:00
What is the compound interest in a three-year, $100,000 loan at a 10 percent annual interest rate a) 10.00 b) 21.00 c) 33.10 d) 46.41
Answers: 1
Mathematics, 22.06.2019 02:00
Which of the following is not a solution to the inequality graphed below? (-2, -4)(-1, -5)(0, -3)(2, -1)which of the following is a solution to the inequality graphed below? select all that apply.(-3, -3)(-1, -1)(-3, -1)(2, 2)
Answers: 1
You know the right answer?
For the following linear system, put the augmented coefficient matrix into reduced row-echelon form....
Questions
Mathematics, 18.08.2019 15:30
Mathematics, 18.08.2019 15:30
Biology, 18.08.2019 15:30
Biology, 18.08.2019 15:30
Mathematics, 18.08.2019 15:30
Mathematics, 18.08.2019 15:30
Social Studies, 18.08.2019 15:30
History, 18.08.2019 15:30
