Determine which function or functions have each key feature. f(x) and h(x) only g(x) g(x) and h(x) all three functions only f(x) f(x) and g(x) only h(x) x-intercept at (1,0) arrowRight approaches an integer as x approaches -[infinity] arrowRight increasing on all intervals of x arrowRight y-intercept at (0,4) arrowRight