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Descompune in factori scotand factorul comun : 10x(x+6)+5(x+6)^{2 ( ^{2} inseamna totul la puterea a doua )

Răspuns :

10x(x+6)+5(x+6)^2
(x+6)[10x+5(x+6)]

sau...

10x(x+6)+5(x+6)^2
10x^2+60x+5x^2+60x+180
15x^2+120x+180
15(x+2)(x+6)