Respuesta :

Answer: 12x² + 11x - 15

fg = (4x - 3)(3x + 5) = 12x² + 20x - 9x - 15 = 12x² + 11x - 15

Step-by-step explanation:

ifsla

Answer:

option no B

Step-by-step explanation:

4x(3x+5)-3(3x+5)

12xsquare +20x-9x-15

12xsquare+11x-15