Question and Answers Forum

All Questions      Topic List

Others Questions

Previous in All Question      Next in All Question      

Previous in Others      Next in Others      

Question Number 39013 by Rio Mike last updated on 01/Jul/18

$$Giventhematrices$$$$A=\left(\begin{array}{cc}3& 5\\ 2& 4\end{array}\right)andI=\left(\begin{array}{cc}1& 0\\ 0& 1\end{array}\right)$$$$findmatrixBif$$$$BA=I$$$$find{A}^{\prime }thereflectiononthe$$$$liney=xand{A}^{″}theenlargement$$$$withmatrix\left(\begin{array}{c}20\\ 02\end{array}\right).$$

Commented by mondodotto@gmail.com last updated on 02/Jul/18

$$\mathbf{if}\mathbf{A}\times \mathbf{B}=\mathrm{I}\Rightarrow \mathrm{identity}\mathrm{matrix}$$$$\mathbf{then}\mathbf{B}=\mathbf{inverse}\mathbf{of}\mathbf{matrix}\mathbf{A}$$

Terms of Service

Privacy Policy

Contact: info@tinkutara.com