A family of four is going to the amusement park. Tickets normally cost $56.99 per person. The park is offering a deal where a package of four tickets costs $155. How much will the family save if they buy the package deal?

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.