Respuesta :

9514 1404 393

Answer:

  15v^5 +4v^3 -24v^2

Step-by-step explanation:

Distributing the minus sign, we have ...

  3v^5 +8v^3 -10v^2 +12v^5 -4v^3 -14v^2

  = (3 +12)v^5 +(8 -4)v^3 +(-10 -14)v^2

  = 15v^5 +4v^3 -24v^2