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  3. 9. let s = {[ x y]; in r2 : xy ≥ 0} . determ

9. Let S = {[ x y]; in R2 : xy ≥ 0} . Determine...

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Advance Math

9. Let S = {[ x y]; in R2 : xy ≥ 0} . Determine whether S is asubspace of R2.

(A) S is a subspace of R2.

(B) S is not a subspace of R2 because it does not contain thezero vector.

(C) S is not a subspace of R2 because it is not closed undervector addition.

(D) S is not a subspace of R2 because it is not closed underscalar multiplication.

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