Is W a subspace of the vector space If not state why Select all that apply W is the set of all vectors in R2 whose components

Question

Is W a subspace of the vector space If not state why Select all that apply W is the set of all vectors in R2 whose components are rational numbers OW is a subspace of R OW is not a subspace of R2 because it is not closed under addition OW is not a subspace of R2 because it is not closed under scalar multiplication

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