which statement is true about the graphed function?
f(x) < 0 over the intervals (-∞, -0.7) and (0.76, 2.5).
f(x) > 0 over the intervals (-∞, -0.7) and (0.76, 2.5).
f(x) < 0 over the intervals (-0.7, 0.76) and (2.5, ∞).
f(x) > 0 over the intervals (-0.7, 0.76) and (0.76, ∞).