DavidHarris9252 DavidHarris9252

22-04-2024
Mathematics

contestada

Let be the subset of vectors in R² of the form [v₁]
[v₂]
where 7v₁ + 2v₂ ≥ 13.
Show W is not closed under scalar multiplication (and thus, not a subspace) via counterexamples:
v = [ _ ]
is in W, but if c = _, cv is not in W.

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