Mathematics, 01.08.2019 06:30 sparky1234

Let a = {0,1,2,3,4}×{0,1,2}, let b = {n | n is a positive factor of 144}, and let f : a→b with f(a1,a2) = 2 a1 · 3 a2 . is f one-to-one? onto?

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Let a = {0,1,2,3,4}×{0,1,2}, let b = {n | n is a positive factor of 144}, and let f : a→b with f(a1...