Respuesta :

gmany

[tex]4x^2+20x-24=4(x^2+5x-6)=4(x^2+6x-x-6)\\\\=4[x(x+6)-1(x+6)]=4(x+6)(x-1)\\\\Answer:\ A)\ x-1[/tex]

Answer: A. x-1

Step-by-step explanation: