![\left[\begin{array}{ccc}8&-9&13\\-8&-5&5\\3&4&-8\end{array}\right] \left[\begin{array}{c}x\\y\\z\end{array}\right] =\left[\begin{array}{c}11\\15\\-10\end{array}\right]\\\\\\\left[\begin{array}{c}x\\y\\z\end{array}\right]=\left[\begin{array}{ccc}8&-9&13\\-8&-5&5\\3&4&-8\end{array}\right] ^{-1}\left[\begin{array}{c}11\\15\\-10\end{array}\right]\\](/tpl/images/1082/2753/a5f5b.png)
![\left[\begin{array}{c}x\\y\\z\end{array}\right]=\left[\begin{array}{ccc}\frac{1}{19} &-\frac{1}{19}&\frac{1}{19}\\-\frac{49}{380}&-\frac{103}{380}&-\frac{36}{95} \\-\frac{17}{380}&-\frac{69}{380}&-\frac{28}{95} \end{array}\right] \left[\begin{array}{c}11\\15\\-10\end{array}\right]\\\\\\\left[\begin{array}{c}x\\y\\z\end{array}\right]=\left[\begin{array}{c}-0.74\\-1.69\\0.13\end{array}\right] \\](/tpl/images/1082/2753/a2020.png)
which matrix represents the system of equations below {8x-9y+13z=11
{-8x-5y+5z=15
{3x+4...
Mathematics, 01.02.2021 17:10 willowcollins3753
which matrix represents the system of equations below {8x-9y+13z=11
{-8x-5y+5z=15
{3x+4y-8z=-10
Answers: 1
Another question on Mathematics
Mathematics, 21.06.2019 17:00
Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?
Answers: 1
Mathematics, 21.06.2019 19:30
Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36
Answers: 1
Mathematics, 21.06.2019 20:30
Venita is sewing new curtains. the table below shows the relationship between the number of stitches in a row and the length ofthe row.sewingnumber of stitches length (cm)51 131532024306what is the relationship between the number of stitches and the length? othe number of stitches istimes the length.o. the number of stitches is 3 times the length.
Answers: 2
Mathematics, 21.06.2019 21:40
Aphrase is shown read the phrase and give me the answer
Answers: 1
You know the right answer?
Questions
History, 03.08.2019 06:00
Social Studies, 03.08.2019 06:00
Social Studies, 03.08.2019 06:00
Mathematics, 03.08.2019 06:00
English, 03.08.2019 06:00
Mathematics, 03.08.2019 06:00
English, 03.08.2019 06:00
Chemistry, 03.08.2019 06:00
Chemistry, 03.08.2019 06:00
Chemistry, 03.08.2019 06:00
Mathematics, 03.08.2019 06:00
Computers and Technology, 03.08.2019 06:00
