(1 point) For what values of k does the function f(x)-e® satisfy lim f(x)-0 and lim f(x) = oo? (enter your answer using interval notation) For what values of k does the function f(x)-e® satisfy lim f(x) = oo and lim f(x) = 0? (enter your answer using interval notation) For what values of b does the function f(x) satisfy lim f(x)-0 and limf(x)-oo? (enter vour answer using interval notation) For what values of b does the function f(x)-b" satisfy lim f(x)-oo and lim f(x) 0? (enter your answer using interval notation)