This question is a math matrix

Question

Find 1/2 ([5   -2    4  0] + [14  6  -18  9])

Answer 1

Just work it out component by component.

 

(1/2) ([5 -2 4 0] + [14 6 -18 9]) = (1/2)[5+14   -2+6   4-18   0+9] = (1/2)[19   4   -14   9]

 

= [19/2   4/2   -14/2   9/2] = [19/2   2   -7   9/2]