Question

Which of the following is true for the rational function f(x) = x-4/x^2-16?

Answer 1

For the answer to the question above asking which of the following is true for the rational function f(x) = x-4/x^2-16?
The answer is 
g(x)=2 / x^2-16 
g(x) = 2 /(x+4)(x-4) 

setting the denominator to 0, the vertical asymptotes are x = 4 and x = -4
I hope my answer helped you. Feel free to ask more questions. Have a nice day!