Mathematics, 28.06.2021 03:20 eduardoma2902
Assume the matrix below is the augmented matrix corresponding to a system of equations with variables x, y, and z (in that order). What is the exact value of z? 11 1 13 0 1 1 12 0 0 1 11 β
Answers: 3
![\left[\begin{array}{ccc}2&5&3\\4&7&2\\6&9&4\end{array}\right] \left[\begin{array}{c}x\\y\\z\end{array}\right] =\left[\begin{array}{c}-1\\10\\-6\end{array}\right] \\\\\\\left[\begin{array}{c}x\\y\\z\end{array}\right] =\left[\begin{array}{ccc}2&5&3\\4&7&2\\6&9&4\end{array}\right] ^{-1}\left[\begin{array}{c}-1\\10\\-6\end{array}\right] \\\\\\](/tpl/images/1384/9776/6b26f.png)
![\left[\begin{array}{c}x\\y\\z\end{array}\right] =\left[\begin{array}{ccc}-5/9&-7/18&11/18\\2/9&5/9&-4/9\\1/3&-2/3&1/3\end{array}\right] \left[\begin{array}{c}-1\\10\\-6\end{array}\right]\\\\\\\left[\begin{array}{c}x\\y\\z\end{array}\right]=\left[\begin{array}{c}-7\\8\\-9\end{array}\right]](/tpl/images/1384/9776/6f008.png)
Another question on Mathematics
Mathematics, 21.06.2019 13:30
The equation y=mx+b is the slope-intercept form of the equation of a line. what is the equation solved for b? y-m=b y-mx=b y/mx=b y/m-x=b
Answers: 2
Mathematics, 21.06.2019 20:00
Aquadratic equation in standard from is written ax^2= bx+c, where a,b and c are real numbers and a is not zero?
Answers: 1
Mathematics, 21.06.2019 21:00
The functions below show the amount of money bella and sweet t had saved after earning money for doing chores. which description best compares the two functions?
Answers: 1
You know the right answer?
Assume the matrix below is the augmented matrix corresponding to a system of equations with variable...
Questions
French, 24.02.2021 07:10
Mathematics, 24.02.2021 07:10
Mathematics, 24.02.2021 07:10
Mathematics, 24.02.2021 07:10
History, 24.02.2021 07:10
English, 24.02.2021 07:10
Social Studies, 24.02.2021 07:10
Mathematics, 24.02.2021 07:10
Mathematics, 24.02.2021 07:10
Spanish, 24.02.2021 07:10
Mathematics, 24.02.2021 07:10
Mathematics, 24.02.2021 07:10
English, 24.02.2021 07:10
Mathematics, 24.02.2021 07:10
