Which is a valid prediction about the continuous function f(x)? f(x) ≥ 0 over the interval [5, ∞). f(x) ≤ 0 over the interval [–1, ∞). f(x) > 0 over the interval (–∞, 1). f(x) <  0 over the interval (–∞. –1). Mark this and return