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If f(x)=3|x-2|, what is f(5.9)? a: 9 b: 10 c: 11 d: 12
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If f(x)=3|x-2|, what is f(5.9)? a: 9 b: 10 c: 11 d: 12

User Marchello
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2 Answers

5 votes

Answer:

The answer is C.11

Explanation:

User Sdhaus
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6 votes

|a|= \left\{\begin{array}{ccc}a&if&a\geq0\\-a&if&a \ \textless \ 0\end{array}\right\\\\f(x)=3|x-2|\\\\f(5.9)=3|5.9-2|=3|3.9|=3\cdot3.9=11.7
User Mike Hordecki
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