x²+2x+1 p²+4p+4 m²+6m+9 k²+8k+12 y²+5y+4 x²+4x-12 x²+8x-9 m²-4m-12 y²-7y-8 h²+11h-12

•(x+1)(x+1)
•(p+2)(p+2)
•(m+3)(m+3)
•(k+6)(k+2)
•(y+1)(y+4)

(x+1)(x+1)
(p+2)(p+2)
(m+3)(m+3)
(k+2)(k+6)
(y+1)(y+4)
(x+6)(x-2)
(x+9)(x-1)
(m-6)(m+2)
(y-8)(y+1)
(h+12)(h-1)

*maaf kalau salah