maddiexre maddiexre 17-11-2022 Mathematics contestada The function f(x)=x^3+6x^2+8x What is the behavior of f on the intervals (-∞, -3) and (-1,00)? Decreasing Increasing Negative Positive and What is the behavior of f on the intervals (-4,-2) and (0, ♾️) Negative Positive Increasing Decreasing