Respuesta :

Answer:

3(x + 5)²

Step-by-step explanation:

3x² + 30x + 75

3[x² + 10x + 25]

3[x² + 5x + 5x + 25]

3[x(x + 5) + 5(x + 5)]

3[(x + 5)(x + 5)]

3(x + 5)²

nutboi

Answer:

3(x + 5)²

Step-by-step explanation: