madi6437 madi6437

20-11-2020
Mathematics

contestada

If f(x) = 3(x+5) + 4/x, what is f(a + 2)?
A. 3(a + 2) + 4/a +2
B. 3(f(a)+5)+ 4/f(a)+2
C. 3(a + 7) + 4/a+2

Respuesta :

seetha1980 seetha1980

20-11-2020

Answer:

C. 3(a+7) + 4/a+2

Step-by-step explanation:

f(x) = 3(x+5) + 4/x

f(a+2) = 3(a+2+5) + 4 /(a+2)

= 3(a+7) + 4/a+2

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