O Points: 0 of 1 K Use the definite integral to find the area between the x-axis and f(x) over the indicated interval. Check first to see if the graph crosses the x-axis in the given interval. 1(x) = 48 -3x2; 10,8] For the interval [0,8] the area between the x-axis and f(x) is (Type an integer or a simplified fraction.)