Question

y+2-2/y-2 qual e a resposta

Answer 1

y+2-2/y-2y+0 / y-2
y / y-2

Answer 2

y+2-2 -2
      y

y²+2y-2-2y
.................
      y
y²+2y-2-2y
y²-2
y=√-2  ∉