2. Evaluate the indefinite integral: x cos( 4x)dx 3. Find the volume of the solid, obtained by rotating the region bounded by the given curves about the x-axis: y = 2x, y = 0, x = 1. Indicate the method you are using. Write your answer in terms of T. Evaluate the indefinite integral: dx 4. x2V25-x2 2x2-4x-4 Evaluate the indefinite integral: dx x (x -2) 2 ally, or not at all: (-1)