Question

( 9 ׳ + y² z ) (׳ y⁴ z )​

Answer 1

PROCEDIMIENTO:

$\left(9x^3+y^2z\right)\left(x^3y^4z\right)\\\left(x^3y^4z\right)\times \:9x^3+\left(x^3y^4z\right)y^2z\\9x^3\left(x^3y^4z\right)+y^2z\left(x^3y^4z\right)\\9x^6y^4z+x^3y^6z^2$