+0  
 
0
129
2
avatar+701 

http://prntscr.com/li2p4o

 Nov 14, 2018
 #1
avatar
0

A, M^-1 = [3   7]

                 [2   5]

 Nov 14, 2018
edited by Guest  Nov 14, 2018
 #2
avatar+21244 
+10

matrix help

\(\text{Formula: $\boxed{MM^{-1}=I}$}\)

\(\begin{bmatrix} 5&-7\\ -2 & 3 \end{bmatrix} \begin{bmatrix} 3&7\\ 2 & 5 \end{bmatrix} = \begin{bmatrix} 1& 0\\ 0 & 1 \end{bmatrix} \)

 

so A

 

laugh

 Nov 14, 2018

24 Online Users

avatar

New Privacy Policy

We use cookies to personalise content and advertisements and to analyse access to our website. Furthermore, our partners for online advertising receive information about your use of our website.
For more information: our cookie policy and privacy policy.