Find f[g(x)] and g[f(x)].f(x) = 5x2; g(x) = x + 3
A. f[g(x)] = 5x2 + 45
g[f(x)] = 5x2 + 30x + 3
B. f[g(x)] = 5x2 + 30x + 3
g[f(x)] = 5x2 + 45
C. f[g(x)] = 5x2 + 30x + 45
g[f(x)] = 5x2 + 3
D. f[g(x)] = 5x2 + 3
g[f(x)] = 5x2 + 30x + 49
Answer: C
Mathematics
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