(Solved): [4](5) Determine whether S= ((7.6,3), (0, 6,3), (0, 0,3)} is a basis of R. If it is, write u = (2 ...
[4](5) Determine whether S= ((7.6,3), (0, 6,3), (0, 0,3)} is a basis of R³. If it is, write u = (28, 18, 21) as a linear combination of the vector in S.