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Linear Algebra 12 Online
OpenStudy (anonymous):

Find a such that th subspace-SPAN{(a, 1, 1), (0, 1, 2), (1, -1, 0)} of R^3 has dimension 2.

OpenStudy (anonymous):

i believe you just use some way to solve a system of equations (i would use RREF) and find a value of a such that one of those will zero out

OpenStudy (anonymous):

I tried but couldn't get the zeros:(

OpenStudy (anonymous):

|dw:1372827825197:dw|

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