Answer: = 16
Explanation:
The value of f(4) can be found by replacing x with 4 in the equation f(x) = 2x + 3. So, f(4) = 2(4) + 3 = 11.
The value of g(4) can be found by replacing x with 4 in the equation g(x) = x^2. So, g(4) = 4^2 = 16.
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