Question 84004
f(x) = 14x^2 + 15x - 14
g(x) = 14x^2 + 11x - 10
find f(f(4)) 
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f[f(4)] = f[14*4^2+15*14-1] 
=f[420]
=14*420^2 + 15*420-14
=2,469,796
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Comment: You are right; the g(x) is not part of f[f(4)].
Cheers,
Stan H.