Question

descompuneti in factori x la puterea 2 -4yla putere 2 +3x-6y

Answer 1

$( x^{2} -4 y^{2} )+(3x-6y)= \\ (x-2y)(x+2y)+3(x-2y)= \\ (x-2y)(x+2y+3)$

Answer 2

(x+2y)(x-2y) +3(x-2y) = (x-2y)(x+2y+3)