Unformatted text preview: B are also L.D. Answers and Remarks: The average was about 40/60. A’s = 4860, B’s = 4247, etc. 1) W ( x ) = det 1 e x ex e xex e x ex = 2 since e x ex = 1. Since 2 6 = 0 they are LI. 2) ± 3 31 1 ²1 = ± 1 / 61 / 2 1 / 6 1 / 2 ² 3a) See the proof of the 2/3’s theorem (show the vectors span V ). 3b) was HW 3c) Basically, repeat our discussion of dependency relations; that the columns of A and B have the same ones. 1...
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 Spring '09
 JULIANEDWARDS
 Linear Algebra, Vector Space, Englishlanguage films, Prof. S. Hudson

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