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Function of g is g:x→x-1 over x+2,x not equal to -2.
Find g^2

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asked by ashley
  1. g(x) = (x-1)/(x+2)

    If by g^2 you mean g(g(x)), then

    g(g) = (g-1)/(g+2)
    = ((x-1)/(x+2) - 1) / ((x-1)/(x+2) + 2)
    = -1/(x+1)

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    posted by Steve

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