Question

como resolver f(x) = – 2x – 8/ x + 4 ?

Answer 1

 Como resolver f(x) = – 2x – 8/ x + 4 ?

 f(x) = – 2x – 8
             x + 4

x + 4 ≠ 0 ==> x ≠ - 4

D = R - { - 4 }