Respuesta :

Answer:

C.

[tex](2 {x}^{2} - 5)(3 {x}^{2} + 4) \\ = (6 {x}^{4} + 8 {x}^{2} - 15 {x}^{2} - 20) \\ = (6 {x}^{4} - 7 {x}^{2} - 20)[/tex]

Answer:

Answer is C!!!!!

Step-by-step explanation: