![\large\boxed{\left[\begin{array}{ccc}6&5\\5&4\end{array}\right]X=\left[\begin{array}{ccc}3\\4\end{array}\right] }](/tpl/images/0024/8234/c61a5.png)
![\text{Substitute:}\\\\\left[\begin{array}{ccc}-6&5\\5&4\end{array}\right] \cdot\left[\begin{array}{ccc}8\\-9\end{array}\right] =\left[\begin{array}{ccc}(-6)(8)+(5)(-9)\\(5)(8)+(4)(-9)\end{array}\right] =\left[\begin{array}{ccc}-93\\4\end{array}\right] \neq\left[\begin{array}{ccc}3\\4\end{array}\right]](/tpl/images/0024/8234/be2b2.png)
![\left[\begin{array}{ccc}6&5\\5&4\end{array}\right] \cdot\left[\begin{array}{ccc}8\\-9\end{array}\right] =\left[\begin{array}{ccc}(6)(8)+(5)(-9)\\(5)(8)+(4)(-9)\end{array}\right] =\left[\begin{array}{ccc}3\\4\end{array}\right]\qquad\bold{CORRECT\ :)}](/tpl/images/0024/8234/19abc.png)
Which matrix equation has the solution
...
Answers: 3
Another question on Mathematics
Mathematics, 21.06.2019 16:30
Which of the following is the correct ratio for converting kilograms to grams
Answers: 3
Mathematics, 21.06.2019 17:00
How to solve a simultaneous equation involved with fractions?
Answers: 1
Mathematics, 21.06.2019 17:50
Bill works as a waiter and is keeping track of the tips he ears daily. about how much does bill have to earn in tips on sunday if he wants to average $22 a day? tips by day tips (dollars) monday tuesday wednesday thursday friday saturday $14 $22 $28 $36
Answers: 1
Mathematics, 21.06.2019 21:00
Estimate the area under the curve f(x) = 16 - x^2 from x = 0 to x = 3 by using three inscribed (under the curve) rectangles. answer to the nearest integer.
Answers: 1
You know the right answer?
Questions
Mathematics, 12.11.2020 19:50
Mathematics, 12.11.2020 19:50
Mathematics, 12.11.2020 19:50
Mathematics, 12.11.2020 19:50
Social Studies, 12.11.2020 19:50
Mathematics, 12.11.2020 19:50
Mathematics, 12.11.2020 19:50
History, 12.11.2020 19:50
History, 12.11.2020 19:50
Health, 12.11.2020 19:50
Engineering, 12.11.2020 19:50
