Answer:
the value of f(3) is 16.
Explanation:
If f(x) = x² + 7, then to find the value of f(3), we substitute x = 3 into the expression for f(x):
f(3) = 3² + 7
f(3) = 9 + 7
f(3) = 16
Therefore, the value of f(3) is 16.
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