Question

Find the vertical asymptotes for the function...

Answer 1

Hello : 
note : 
2) if : xـــــــ> a ...(a∈R)
 limf(x)   = ± ∞  
so : x=a is the equation of the line vertical asymptote.
 in this exercice : f(x) =x²/(x²-4)
x= 2 and x= -2    the vertical asymptotes for the function