To help restore a beach sand is being added to the beach at a rate of s(t) = 65+24sin(.3t) tons per hour, where t is measured in hourse since 5:00a.m. how many tons of sand are added to the beach over the 3-hour period from 7:00a.m. to 10:00a.m.?

Question
Answer:
65.38 tons are added.

Using the equation, and substituting 3 for 5, we have
s(3) = 65+24sin(0.3*3) = 65.38
solved
general 11 months ago 1601