Question

f(r) = 3.14r^2

What is f(4)?

Answer 1

[AI-generated answer — Bot GPT 3.5]

To find f(4), we substitute r=4 into the formula:

f(4) = 3.14(4)^2
f(4) = 3.14(16)
f(4) = 50.24

Therefore, f(4) = 50.24