+0  
 
0
38
2
avatar+22 

Let  \(a,b,c\)  be integers such that \(\mathbf{A} = \frac{1}{5} \begin{pmatrix} -3 & a \\ b & c \end{pmatrix}\)

 

and \(\mathbf{A}^2 = \mathbf{I}\) Find the largest possible value of \(a+b+c\)

 Sep 2, 2020
 #1
avatar
0

The largest possible value of a + b + c is 29.

 Sep 2, 2020
 #2
avatar+22 
0

Work?

I'm here to learn you know.

CapriSun  Sep 2, 2020

60 Online Users

avatar