Mathematics, 21.01.2020 14:31 davidsteck99
Find the solution to the system of equations represented by this matrix equation using an inverse matrix.
Answers: 2
![\left[\begin{array}{c}\frac{5}{4}\\-\frac{1}{2}\end{array}\right]](/tpl/images/0464/0998/01443.png)
![\left[\begin{array}{cc}a&b\\c&d\end{array}\right]](/tpl/images/0464/0998/5e39f.png)
![\dfrac{1}{ad-bc}\left[\begin{array}{cc}d&-b\\-c&a\end{array}\right]](/tpl/images/0464/0998/3ba28.png)
![\dfrac{1}{2(-3)-(1)(2)}\left[\begin{array}{cc}-3&-1\\-2&2\end{array}\right]](/tpl/images/0464/0998/00e63.png)
![\left[\begin{array}{c}x\\y\end{array}\right]=\left[\begin{array}{cc}\frac{3}{8}&\frac{1}{8}\\\frac{1}{4}&-\frac{1}{4}\end{array}\right] \cdot\left[\begin{array}{c}2\\4\end{array}\right] =\left[\begin{array}{c}\frac{5}{4}\\-\frac{1}{2}\end{array}\right] \qquad\text{matches selection D}](/tpl/images/0464/0998/1a8a9.png)
Other questions on the subject: Mathematics
Mathematics, 21.06.2019 14:00, Nevaeh3700
Solve the system. -a+4b+2c=-8 3a+b-4c=9 b=-1 a.(0,11) ,-1,2) c.(1,1,-2) d.(2,-1,-1)
Answers: 1
Mathematics, 21.06.2019 21:30, muncyemily
Which of the following shows the length of the third side, in inches, of the triangle below
Answers: 2
Mathematics, 21.06.2019 22:30, emmanuelmashao5504
Given that y varies directly to the square root of (x + 1), and that y = 1 when x = 8,(a)express y in terms of .x,(b)find the value of y when x = 3,(c)find the value of x when y = 5.
Answers: 1
Mathematics, 22.06.2019 00:20, hazeleyes8908
Find the power set of each of these sets, where a and b are distinct elements. a) {a} b) {a, b} c) {1, 2, 3, 4} show steps
Answers: 1
You know the right answer?
Find the solution to the system of equations represented by this matrix equation using an inverse ma...
Questions in other subjects:
Health, 08.09.2019 02:20
Social Studies, 08.09.2019 02:20
Health, 08.09.2019 02:20
Mathematics, 08.09.2019 02:20
Mathematics, 08.09.2019 02:20
Mathematics, 08.09.2019 02:20
Medicine, 08.09.2019 03:10
