Question 1
DB question no.: 1
Points: 1
If f(x) = 3x, g(x) = x + 4, and h(x) = x2 - 1, find the value of f[g(1)].
Explanation
Evaluate the inner function first: g(1) = 1 + 4 = 5. Then substitute this result into f(x): f(5) = 3(5) = 15.