Rachel is collecting donations for the local animal shelter. so far she has collected $245, which is 70% of what she hopes to collect. how much money does rachel plan to collect for the shelter?

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.