Question

18a^2 + 17ay - 15y^2

Answer 1

Respuesta:

$=\left(3y+2a\right)\left(-5y+9a\right)$

Explicación paso a paso:

$18a^2+17ay-15y^2$

$\mathrm{Factorizar\:la\:expresion\:}$

$=\left(-15y^2-10ya\right)+\left(27ya+18a^2\right)$

$\mathrm{Factorizar\:-5y\:de-15y^{2}\:-10ya:}\:-5y(3y+2a)$

$\mathrm{Factorizar\:9a\:de\:27ya\:+18a^{2}:}\:9a(3y+2a)$

$=-5y\left(3y+2a\right)+9a\left(3y+2a\right)$

$\mathrm{Factorizar\:el\:termino\:comun\:}3y+2a$

$=\left(3y+2a\right)\left(-5y+9a\right)$