Mathematics, 04.08.2021 21:50 riley01weaver1
NO LINKS OR ANSWERING QUESTIONS YOU DON'T KNOW. Ch. 15 part 1a How can a matrix be used to solve a system of equations. Demonstrate by solving the following system. Show your work.
Answers: 2
![\left[\begin{array}{ccc}1&-3\\3&-4\end{array}\right]](/tpl/images/1404/4343/d3a66.png)
![\left[\begin{array}{ccc}x\\y\end{array}\right]](/tpl/images/1404/4343/c0d68.png)
= ![\left[\begin{array}{ccc}2\\0\\\end{array}\right]](/tpl/images/1404/4343/20ef2.png)
![\left[\begin{array}{ccc}w&x\\y&z\end{array}\right]^{-1} = \frac{1}{wz-xy}\left[\begin{array}{ccc}z&-x\\-y&w\end{array}\right]](/tpl/images/1404/4343/8555a.png)
![A^{-1} = \frac{1}{(1*-4)-(-3*3)}\left[\begin{array}{ccc}-4&3\\-3&1\end{array}\right]](/tpl/images/1404/4343/3ef70.png)
![A^{-1} = \frac{1}{5}\left[\begin{array}{ccc}-4&3\\-3&1\end{array}\right]](/tpl/images/1404/4343/b3ff1.png)
![X = \frac{1}{5}\left[\begin{array}{ccc}-4&3\\-3&1\end{array}\right] * \left[\begin{array}{ccc}2\\0\end{array}\right]](/tpl/images/1404/4343/cf96c.png)
![X = \frac{1}{5}\left[\begin{array}{ccc}-8\\-6\end{array}\right]](/tpl/images/1404/4343/e1ff0.png)
![\left[\begin{array}{ccc}x\\y\end{array}\right] = \left[\begin{array}{ccc}\frac{-8}{5}\\\frac{-6}{5}\end{array}\right]](/tpl/images/1404/4343/45e7b.png)
Other questions on the subject: Mathematics
Mathematics, 21.06.2019 19:00, datands
Acompany that manufactures and sells guitars made changes in their product range. from the start they had 20 models. then they reduced the number of models to 15. as a result, the company enjoyed a 10% increase in turnover. - how much did the stock level change? in (%)
Answers: 2
Mathematics, 21.06.2019 23:40, aydanbelle
Full year - williamshow many square inches are in 60 square feet? 5 square inches72 square inches720 square inche8.640 square inches
Answers: 1
Mathematics, 22.06.2019 00:00, oliviaclerk5
Tony is charged $ 50 and additional $0.15 per miles for renting a car. a) represent the cost of renting a car with an equation, and the determine the cost if he drove it70 miles. b) what would be the cost of a car rental if the car was driven 250 miles? show work
Answers: 1
You know the right answer?
NO LINKS OR ANSWERING QUESTIONS YOU DON'T KNOW. Ch. 15 part 1a
How can a matrix be used to solve a...
Questions in other subjects:
Geography, 13.10.2020 18:01
Social Studies, 13.10.2020 18:01
English, 13.10.2020 18:01
