Vector space v properly contains subspaces w and t. dimensions of w and t are 3 and 5. what is the minimum possible dimension of v? a. 5 b. 6 c. 8 d. 15

answer A

Since we are talking about minimum, we can take V to be the union of W and T. Either W and T have only {0} in common.... or they don't. In the first case, the dimension of V would ...