Question

Efetue, fatore e simplifique:

( x² / (x3 - 4x) ) + (2x / (x3 - 4x))  , x ≠ 0, x≠ 2, x ≠ -2​

Answer 1

Resposta:

(x^2/x^3-4x)+(2x/x^3-4x)

x^2/x^3-4x+2x/x^3-4x

x^2+2x/x^3-4x

x(x+2)/x(x^2-4)

(x+2)/(x+2).(x-2)

1/x-2