Question

c) Tn = -3n² +n + 2​

Answer 1

Respuesta:

usa la formula general

x= 1+-√(1)^2-4(-3)(2)/2(-3)

x= 1+-√1+24/-6

x=1+-√25/-6

x1=1+5/-6

x1=6/-6= -1

x2=1-5/-6

x2= -4/-6

x2=+0.66