Question: 4. (2 points) Let V = R3 and let W = 21 2++9 Decide whether the W is a subspace of V or not?

4. (2 points) Let V = R3 and let W = 21

4. (2 points) Let V = R3 and let W = 21 2++9 Decide whether the W is a subspace of V or not? (answers without a proper justification is not acceptable).

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