Respuesta :

Answer:

A. 4x^2 - 9

Step-by-step explanation:

2x * 2x = 4x^2

2x * -3 = -6x

3 * 2x = 6x

-3 * 3 = -9

-6x + 6x  = 0, so we're left with 4x^2 - 9

Answer:

B. (2x − 3)(2x + 3)(4x2 + 9)

Step-by-step explanation: