Let $( I - A ) ^ { - 1 } = \left[ \begin{array} { c c c }
1.5 & 0.1 & 0 \
0.2 & 1.2 & 0.2 \
0.1 & 0.7 & 1.6
\end{array} \right]$ and assume that the external demand for the products in Sector 1 increases by 1 unit. By how many units should each sector increase production
?
Express the answer as a column matrix.

Question

Let $( I - A ) ^ { - 1 } = \left[ \begin{array} { c c c } 
1.5 & 0.1 & 0 \
0.2 & 1.2 & 0.2 \
0.1 & 0.7 & 1.6
\end{array} \right]$ and assume that the external demand for the products in Sector 1 increases by 1 unit. By how many units should each sector increase production 
?
Express the answer as a column matrix.

Quizplus · Accepted Answer

The Answer of Let $( I - A ) ^ { - 1 } = \left[ \begin{array} { c c c } 
1.5 & 0.1 & 0 \
0.2 & 1.2 & 0.2 \
0.1 & 0.7 & 1.6
\end{array} \right]$ and assume that the external demand for the products in Sector 1 increases by 1 unit. By how many units should each sector increase production 
?
Express the answer as a column matrix.

Let (I−A)−1=[1.50.100.21.20.20.10.71.6]( I - A ) ^ { - 1 } = \left[ \begin{array} { c c c } 1.5 & 0.1 & 0 \\0.2 & 1.2 & 0.2 \\0.1 & 0.7 & 1.6\end{array} \right](I−A)−1=​1.50.20.1​0.11.20.7​00.21.6​​

Let $( I - A ) ^ { - 1 } = \left[ \begin{array} { c c c } 1.5 & 0.1 & 0 \\0.2 & 1.2 & 0.2 \\0.1 & 0.7 & 1.6\end{array} \right]$