Excercise C10 Page 135

Solve the given vector equation for x, or explain why no solution exists:

Solve for x where 2*2-3x = -2

4-3x = -2

3x = -6

x = -6-3

Solution :x = 2

a <- matrix(c(1,0,2,4,3,2),nrow=2, ncol=3)
a
##      [,1] [,2] [,3]
## [1,]    1    2    3
## [2,]    0    4    2
b<- matrix(c(1,0,1,1,2,2),nrow=2, ncol=3)
b
##      [,1] [,2] [,3]
## [1,]    1    1    2
## [2,]    0    1    2
2*a - 3*b
##      [,1] [,2] [,3]
## [1,]   -1    1    0
## [2,]    0    5   -2