Vectors, Subspaces and Dimensions
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2
a) Find a base for the subspace W of spanned by
What is the dimension of W?
b) Let
1) Show that W is a subspace of
2) Find a base for W
3) Determine the dimension of W
c) Let
1) Determine whether Y is a base for , the vector space of all 2 x 2 matrices.
d) Find the two values of a for which the vectors:
are linearly dependent.
In the case where a=1, express the vector in terms of
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Vectors, Subspaces and Dimensions are investigated. The solution is detailed and well presented.
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