Question

1- expressões algébricas.
18x+6y+15x²+5xy​

Answer 1

Oie, tudo bom?

$= 18x + 6y + 15x {}^{2} + 5xy$

$= 6(3x + y) + 5x \: . \: (3x + y)$

$\boxed{ = (3x + y) \: . \: (6 + 5x)}$

Att. NLE Top Shotta

Answer 2

Vamos lá :

18x + 6y + 15x² + 5xy

= 15x² + 18x + 5xy + 6y

= 3x(5x + 6) + y(5x + 6)

= (5x + 6)(3x + y)

Espero ter ajudado !!!