Jabarkan dan sederhanakan (y+7)(y-2)(2y+3)=

[tex]( {y}^{2} + 5y - 14)(2y + 3) \\ {2y}^{3} + {3y}^{2} + {10y}^{2} + 15y - 28y - 42 \\ 2 {y}^{3} + 13 {y}^{2} - 13y - 42[/tex]