Let `f(x)=f_1(x)-2f_2 (x)`, where ,where `f_1(x)={((min{x^2,|x|},|x|le 1),(max{x^2,|x|},|x| le 1))` and `f_2(x)={((min{x^2,|x|},|x| lt 1),({x^2,|x|},|x| le 1))` and let `g(x)={ ((min{f(t):-3letlex,-3 le x le 0}),(max{f(t):0 le t le x,0 le x le 3}))` for `-3 le x le -1` the range of `g(x)` is