2 x+1 Given f(x)=- and g(x)=- 5x x-2 find fog and its domain using interval notation. The function f is defined as follows: f(x): = (a) Graph the function f. (b) State the domain and range of f. (c) Find the value of lim f(x), x 2 -5 if -3 x2 x+1 if x > 2 lim f(x), and lim f(x) x 2+ x42