(b) E = {8.3} span as a subspace of V = C³.
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- Give an example showing that the union of two subspaces of a vector space V is not necessarily a subspace of V.In Exercises 24-45, use Theorem 6.2 to determine whether W is a subspace of V. V=Mnn, W is the set of diagonal nn matricesIn Exercises 24-45, use Theorem 6.2 to determine whether W is a subspace of V. 37. V = P, W is the set of all polynomials of degree 3