Chapter 8.3, Problem 61PE

(a)

To determine

The matrix A that represents the data for the year 2000 that is shown by the graph describing the transition to adulthood. The graph is;

(b)

To determine

The matrix B that represents the data for the year 1960 that is shown by the graph describing the transition to adulthood. The graph is;

(c)

To determine

To calculate: The difference of matrices $A=\left[\begin{array}{cc}2& 6\\ 31& 46\end{array}\right]$ and $B=\left[\begin{array}{cc}9& 29\\ 65& 77\end{array}\right]$ and determine its meaning.