What is the product of (x+1) (x+4)

Find the volume of the solid generated when the region bounded by y= x and y= 4√x is revolved about the x-axis the volume of the solid is: (type an exact answer cubic units)

The graph of h(x)= |x-10| +6 is shown. on which interval is this graph increasing

9/10 divide by -3/15 as a mixed number