40. Create the following matrix K:

K =

0.25 0.5 0.75 1.0 1.25 1.5 1.75 2 4 6 8 10 12 14 25 30 35 40 45 50 55

(a) Create a matrix Ga such that its first row includes the elements of the second column of K followed by the elements of the fifth column of K, the second row of Ga includes the first six elements of the second row of K, and the third row of Ga includes the last six elements of the third row of K.

(b) Create a matrix Gb from the first two rows and columns 3 through 6 of K.