Chapter 2, Problem 39P

Create the following matrix G:

G=

0.1 0.2 0.3 0.4 0.5 0.6 0.7

10 9 8 7 6 5 4

0 0.2 0.4 0.6 0.8 1.0 1.2

5 3 1 -1 -3 -5 -7

(a) Create a 3×4 matrix Ma from the first, third, and fourth rows and the first two and last two columns of matrix G.

(h) Create a 3×3 matrix Mb from the first three rows and the second, fourth, and sixth columns of matrix G.