In each part, let TA: R2 R2 be multiplication by A, and let u1 = (1, 2) and u2 = (1, 1)
Chapter 4, Problem 19(choose chapter or problem)
In each part, let TA: R2 R2 be multiplication by A, and let u1 = (1, 2) and u2 = (1, 1). Determine whether the set {TA(u1), TA(u2)} spans R2. (a) A = 1 1 0 2 (b) A = 1 1 2 2 20
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