How can the polynomial 6d4 + 9d³ – 12d² be factored? (1 point) Responses 3d²(2d² + 3d – 4) 3 d ²(2 d ² + 3 d – 4) 3d²(3d² + 6d – 9) 3 d ²(3 d ² + 6 d – 9) 3d(d³ + 3d² – 4) 3 d ( d ³ + 3 d ² – 4) 6d²(d² + 3d³ – 6)

3d²(2d² + 3d - 4)