Question and Answers Forum

All Questions      Topic List

Vector Questions

Previous in All Question      Next in All Question      

Previous in Vector      Next in Vector      

Question Number 73940 by smartsmith459@gmail.com last updated on 16/Nov/19

Answered by Rio Michael last updated on 16/Nov/19

$$Q4)isequivalenttosolving$$$$\left(\begin{array}{c}x\\ y\end{array}\right)=M^{-1}\left(\begin{array}{c}1\\ 23\end{array}\right)$$$$whereM=\left(\begin{array}{cc}3& -4\\ 7& 1\end{array}\right)$$$$M^{-1}=\frac{1}{\mid M\mid }\times AdjM$$$$M^{-1}=\frac{1}{31}\left(\begin{array}{cc}1& 4\\ -7& 3\end{array}\right)$$$$\left(\begin{array}{c}x\\ y\end{array}\right)=\frac{1}{31}\left(\begin{array}{cc}1& 4\\ -7& 3\end{array}\right)\left(\begin{array}{c}1\\ 23\end{array}\right)$$

Terms of Service

Privacy Policy

Contact: info@tinkutara.com