- #1
robertjford80
- 388
- 0
Homework Statement
w1 = 2 1 2
w2 = 1 -2 -3
w3 = 5 0 1
for
R3
Homework Equations
The Attempt at a Solution
The books says the above is not a basis, why not? There are no free variables, none of the vectors are multiples of the other, they are linearly independent and the number of unknowns equals the number of equations. That check list to me signals a basis