Simplify the expression x2−16x2−6x+8\frac{x^2 - 16}{x^2 - 6x + 8}x2−6x+8x2−16 completely.
x+4x−2\frac{x+4}{x-2}x−2x+4
x−4x−2\frac{x-4}{x-2}x−2x−4
x+4x+2\frac{x+4}{x+2}x+2x+4
x−4x+2\frac{x-4}{x+2}x+2x−4