Find the area represented by the definite integral. Find the area under the graph of f over the interval [1,4]. 2 |x - 6| dx 6x + 1, for x s2 o 1(x) = 3 19 - - 7x, for x > 2 1x -6| dx =(Type an integer or a simplified fraction.) The area is . (Type an integer or a simplified fraction.) Find the area of the region enclosed by f(x) and the x-axis for the given function over the specified interval. W f(x) = x+x+2 x