What Does 'Combination' Mean in a Linear Algebra Context?

[kolycholy]

i am a bit confused
what does it mean when somebody says "all combinations of (1, 2, 3, 0) and (2, 3, 4, 0)"??

 

[TD]

I suspect they mean all lineair combinations, i.e. a*(1,2,3,0)+b*(2,3,4,0), with a,b scalars.