quiz 3.5 problems

# Linear Algebra with Applications

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Name: Tuesday section time: Student ID: Math 20F - Linear Algebra - Winter 2003 Quiz # 3 1 2 — February 4 Do not hand in this quiz: it is for self-assessment. Try this quiz without referring to the answers (on back of paper copy) first! 1. Let S = n‡ x y · R 2 : x 2 y o .
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Unformatted text preview: . Is S a subspace of R 2 ?. Prove your answer. 2. Let v 1 = 1 2 3 and v 2 = 4 5 6 . Is { v 1 , v 2 } a spanning set for R 3 . If not, give an example of a x ∈ R which is not in span ( v 1 , v 2 )....
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