Find f[g(x)] and g[f(x)].f(x) = x2 + 2x + 3; g(x) = x - 4
A. f[g(x)] = x2 - 6x + 11
g[f(x)] = x2 + 2x - 1
B. f[g(x)] = x2 + 2x - 1
g[f(x)] = x2 - 6x + 11
C. f[g(x)] = x2 + 2x - 1
g[f(x)] = x2 + 6x + 11
D. f[g(x)] = x2 + 6x + 11
g[f(x)] = x2 + 2x - 1
Answer: A
Mathematics
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