3x^2 + (-7x) + 4 __________________________ 2x + 3 | 6x^3 - 5x^2 - 13x + 13 - (6x^3 + 9x^2) --------------- -14x^2 - 13x - (-14x^2 - 21x) -------------- 8x + 13 - (8x + 12) -------- 1