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If f(x) = 3x, what is f(4)?
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If f(x) = 3x, what is f(4)?

User Roman Goyenko
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1 Answer

4 votes

Answer:

f(4) = 12

Explanation:

Substituting 4 for x in f(x) = 3x, we get f(4) = 3(4) = 12. We conclude that "the value of the function f(x) = 3x at x = 4 is 12."

User Davidbitton
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