Unformatted text preview: 2) Let R be a relation such that R ⊂ Z + x Z + . Define R as follows: R = {(a,b)  a – b = 3b – a } List 5 elements of R. Virtually anything works here. ..(2,1), (4,2), (6,3), (8,4), (10,5) 3) Let f(x) = 3x 2 – 4x + 5, g(x) = 3 – x. What is f(g(1))? g(1) = 2 f(2) = 3*4 – 4(2) + 5 = 12 – 8 + 5 = 9...
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 Spring '09
 Set Theory, Tuple, z+ x z+

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