Question

Calcule o limx→4 ((x-4)/(x2-16)):


( ) 8
( ) 0
( )1/4
( ) 1/2
( ) 1/8

Answer 1

 limx→4 ((x-4)/(x2-16))

 limx→4 ((x-4)/(x-4)*(x+4)

 limx→4 1/(x+4)  =1/8