Question

qual o resultado de: (x-1).(x-2)+(x-3).(x-4)-2 (x+3).(x-2)​

Answer 1

(x-1).(x-2) + (x-3).(x-4) - 2(x+3).(x-2)

x²-3x+2 + x²-7x+12 - 2(x²+x-6)

x²-3x+2 + x²-7x+12 - 2x²-2x+12

-12x + 26