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If f(x)=3x+5/x, what is f(a+2)?

If f(x)=3x+5/x, what is f(a+2)?
asked 83.6k views
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If f(x)=3x+5/x, what is f(a+2)?

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User Abdul Razak Zakieh
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8.7k points

1 Answer

5 votes

f(x) = 3x+(5)/(x) \\ \\ f(a+2) = 3\cdot(a+2)+(5)/(a+2) = 3a+6+(5)/(a+2)
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User Korich
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