Respostas

2013-03-01T00:11:46-03:00

 

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)

 

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