Multiply: x2−4x2−x−6⋅x2+6x+9x2+2x\frac{x^2 - 4}{x^2 - x - 6} \cdot \frac{x^2 + 6x + 9}{x^2 + 2x}x2−x−6x2−4⋅x2+2xx2+6x+9
(x+2)(x+3)x(x+2)\frac{(x+2)(x+3)}{x(x+2)}x(x+2)(x+2)(x+3)
x+3x\frac{x+3}{x}xx+3
x+3x + 3x+3
(x−2)(x+3)x\frac{(x-2)(x+3)}{x}x(x−2)(x+3)