Resposta :
A) 12x³-8x²+9X-6
4x² (3x - 2) + 3 (3x-2)
(3x - 2) (4x² + 3)
b)m²p²+4m²+7p²+28
p² (m² + 7) + 4 (m² + 7)
(m² + 7) (p² + 4)
c) xy-x-y+1
x(y - 1) - (y + 1)
(y - 1) (x - 1)
Fatore as expressões a seguir: A)12x³-8x²+9X-6 b)m²p²+4m²+7p²+28 c)xy-x-y+1
A) 12x³-8x²+9X-6
4x² (3x - 2) + 3 (3x-2)
(3x - 2) (4x² + 3)
b)m²p²+4m²+7p²+28
p² (m² + 7) + 4 (m² + 7)
(m² + 7) (p² + 4)
c) xy-x-y+1
x(y - 1) - (y + 1)
(y - 1) (x - 1)