Question

Me ajudem pf. Fatore as expressões no modo de agrupamento

A) X⁴-3x³+2x-6
B) 5x+15+2xy+6y

Answer 1

X⁴ - 3X³  + 2X - 6 
X³ ( X - 3 ) + 2 ( X - 3)  =
( X³ + 2) ( X - 3 ) ****

2
5X + 15 + 2XY + 6Y =
5 ( X + 3) + 2Y ( X + 3) =
( 5 + 2Y ) ( X + 3) ****