Seudónimo Seudónimo

15-02-2018
Mathematics

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Help Please?
[tex]f(x) = \frac{3 + x}{ x - 3} \:what \: is \: f(a + 2)[/tex]

$Help Please texfx frac3 x x 3 what is fa 2tex class=$

Respuesta :

jimthompson5910 jimthompson5910

15-02-2018

f(x) = (3+x)/(x-3)

f(a+2) = (3+a+2)/(a+2-3) ... replace every x with a+2

f(a+2) = (a+3+2)/(a+2-3)

f(a+2) = (a+5)/(a-1)

f(a+2) = (5+a)/(a-1)

The answer is choice A

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