Noon Academy
Let
Find each of the following:(iii)
(iv)
Vinay
3 years ago
(iii)
(iv)
![\left[\left[\begin{array}{ll}2 & 4 \\ 3 & 2\end{array}\right]-\left[\begin{array}{rr}-2 & 5 \\ 3 & 4\end{array}\right]=\left[\begin{array}{ll}6 & 12 \\ 9 & 6\end{array}\right]-\left[\begin{array}{rr}-2 & 5 \\ 3 & 4\end{array}\right]=\left[\begin{array}{cc}6+2 & 12-5 \\ 9-3 & 6-4\end{array}\right]=\left[\begin{array}{ll}8 & 7 \\ 6 & 2\end{array}\right]\right.](https://www.learnatnoon.com/s/wp-content/ql-cache/quicklatex.com-db0d098be7e15fe04c8d16b49bd8da06_l3.png "Rendered by QuickLaTeX.com")
![\left[\begin{array}{ll}2 & 4 \\ 3 & 2\end{array} \mid\left[\begin{array}{rr}1 & 3 \\ -2 & 5\end{array}\right]=\left[\begin{array}{l}2(1)+4(-2) \\ 3(1)+2(-2)\end{array}\right.\right.](https://www.learnatnoon.com/s/wp-content/ql-cache/quicklatex.com-88a0ac25edfc5610ad306adb66f4714c_l3.png "Rendered by QuickLaTeX.com")
![\left.\begin{array}{c}\text { 2) } & 2(3)+4(5) \\ \text { 2) } & 3(3)+2(5)\end{array}\right]=\left[\begin{array}{ll}-6 & 26 \\ -1 & 19\end{array}\right]](https://www.learnatnoon.com/s/wp-content/ql-cache/quicklatex.com-69f61eff376ab64d9cfe8a12662c8e67_l3.png "Rendered by QuickLaTeX.com")
![\mathrm{A}=\left[\begin{array}{ll}2 & 4 \\ 3 & 2\end{array}\right], \mathrm{B}=\left[\begin{array}{cc}1 & 3 \\ -2 & 5\end{array}\right], \mathrm{C}=\left[\begin{array}{ll}-2 & 5 \\ 3 & 4\end{array}\right]](https://www.learnatnoon.com/s/wp-content/ql-cache/quicklatex.com-ab1104890f5f4b0d851ee4ba23829260_l3.png "Rendered by QuickLaTeX.com")
