Diketahui vektor u = 3i + 2j + k dan V = 2i + j dimana w = 3u -4v maka besar w =

dik. u = 3i + 2j + k
v = 2i + j + 0
w = 3u - 4v
dit. besar w?

jawab. w = 3 x (3 2 1) - 4 x (2 1 0)
w = (9 6 3) - (8 4 0)
w = (1 2 3)