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:
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