(x + 10)(x - 7)

(x - 10)(x + 3)

(x + 10)(x + 3)

(x + 10)(x - 3)

(x + 12)(x - 3)

(x + 9)(x - 4)

(x - 12)(x + 3)

(x - 9)(x - 4)

(n - 2)(n - 3)

(n - 1)(n + 6)

(n + 1)(n - 6)

(n + 2)(n - 3)

(a - 4)(a + 3)

(a + 6)(a - 4)

(a - 6)(a + 4)

(a + 4)(a - 3)

(x + 12)²

(x - 12)(x + 12)

(x - 12)²

12²

(x+9)(x-5)

9(x²-18)

9(5x²-2)

(x-9)(x+5)

(r - 15)(r + 4)

(r - 6)(r + 10)

(r - 6)(r - 10)

(r +30)(r - 2)

(x - 12)(x - 4)

(x + 6)(x - 8)

(x + 12)(x - 4)

(x -16)(x - 3)

p(1 - 14)

2p(p - 7)

p²(1-14)

p(p - 14)

(v + 11)(v - 8)

(v + 22)(v - 4)

(v + 8)(v - 11)

(v - 22)(v + 4)