Respuesta :

Answer:

3a³ - 6a² - 2

Step-by-step explanation:

X²Y - Z

= a²(3a - 5) - (a² + 2) ← distribute both parenthesis

= 3a³ - 5a² - a² - 2 ← collect like terms

= 3a³ - 6a² - 2

Answer:

its B on edge

Step-by-step explanation: