Points$]$

LARLINALG$82\mathrm{.}6\mathrm{.}009.\frac{0}{100}$ Submissions Used

Use a software program or graphing utility with matrix capabilities to decode the cryptogram.

$\{\begin{array}{c}\text{:}\{\begin{array}{ccc}\text{:}[17,& 6,-16,31,13,& -39]\end{array}\end{array}$

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$[-/1$ Points$]$

LARLINALG$82\mathrm{.}6\mathrm{.}005.\frac{0}{100}$ Submissions Used

Use $A^{-1}$ to decode the cryptogram.

$A=\left[\begin{array}{ccccccc}1& 2& 2& 7& 9& -1& 6\end{array}\right]$

$-2$

$-2$

$3,$

$\{\begin{array}{ccc}\text{:}[8,& 34,75,-19,21,157,-1,10,38,0,13,43,-13,-1,57,0,13,& 43]\end{array}$

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Points$]$

LARLINALG$82\mathrm{.}6\mathrm{.}007.\frac{0}{100}$ Submissions Used

The cryptogram below was encoded with a $22$ matrix.

$34,-21,-5,10,-13,13,15,-10,45,-25,33,-19,13,-6,60,-40,39,-21,42,-28$

The last word of the message is RON$\_.$ What is the message?

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