What is f(3) for the function f(x)=4x+5?

KevinY asked Jun 26, 2023

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KevinY asked Jun 26, 2023

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9 votes

To find f(3), we need to replace x by 3 on f(x) as:

f(x) = 4x + 5

f(3) = 4*3 + 5

f(3) = 12 + 5

f(3) = 17

Therefore, f(3) is 17

Answer: f(3) = 17

Wolfgang Jeltsch answered Jun 30, 2023

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