Question

multiplyin
to

distribution method

1. -5y²(-3y³ + 8)

Explanation:

Step1: Apply distributive property

$-5y^{2}\times(-3y^{3})+(-5y^{2})\times8$

Step2: Multiply coefficients and add exponents for like - variables

$(-5)\times(-3)y^{2 + 3}+(-40y^{2})$
$15y^{5}-40y^{2}$

Answer:

$15y^{5}-40y^{2}$