Respuesta :

coolstick

Answer:

a= 3

b = -6

c = -1

Step-by-step explanation:

Let's start by expanding, since the original is not in a condensed form.

3(x-1)² - 4

3(x-1)(x-1) - 4

(x-1)(x-1) = x²-2x+1

3(x²-2x+1) - 4

3x²-6x+3-4

3x²-6x-1

a= 3

b = -6

c = -1