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gâ—¦f(15) = g(f(15)) = g(15/3 - 2) = g(5-2) = g(3) = (4*3-1)/(3-2) = 11/1 = 11

There is some ambiguity about g:

is g(x) = (4x-1)/(x-2) or (4x-1)/x - 2 or 4x -1/x - 2 or 4x - 1/(x-2). These would give different answers.

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12y ago

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