Respuesta :

Hey there!

Okay let's multiply these together...

(x² + 4x + 8)(2x -1)
2x³ + 8x² + 16x - x² - 4x - 8
2x³ + 7x² + 12x - 8       <--------- There's your answer! 


I hope this helps you! ^__^
ACCESS MORE
EDU ACCESS
Universidad de Mexico