Let X"(x)=4x²/x-8 . Find the open intervals on which X" is increasing (decreasing). Then determine the x -coordinates of all relative maxima (minima). 1. X" is increasing on the intervals ____. 2. X" is decreasing on the intervals ____. 3. The relative maxima of X" occur at x = ____. 4. The relative minima of X" occur at x = ____.
1) (-0, 0) and (0, 0)
2) (0, 0) and (-0, 0)
3) (0, 0) and (0, 0)
4) (-0, 0) and (-0, 0)