- #1
jinksys
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Homework Statement
Does the vector set span R3?
(1,-1,2) and (0,1,1)
Homework Equations
I'm assuming I set up a matrix...
1 0 a
-1 1 b
2 1 c
then solve for rref?
If my bottom row doesn't contain all zeros, does this mean the vectors do not span r3?