Hi I need help and this is due Today!! A little while ago, a dolphin was swimming below sea level at -7 meters.
Now the dolphin is jumping at 0.5 meters. What does that mean?

Find the volume v of the solid obtained by rotating the region bounded by the given curves about the specified line. y = x â’ 1 , y = 0, x = 5; about the x-axis v = sketch the region. sketch the solid, and a typical disk or washer.