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02-10-2018
Mathematics

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if f(x)=3(x+5)+4/x what is f(a+2) ?

Respuesta :

09-10-2018

[tex]f(x)=3(x+5)+\dfrac{4}{x}\\\\f(a+2)\to\text{put x = a + 2 to the equation of the function f}\\\\f(a+2)=3(a+2+5)+\dfrac{4}{a+2}=3(a+7)+\dfrac{4}{a+2}[/tex]

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