Nycw

Joe walks 5 miles in the direction degrees North of East, and then 10 miles in the direction 20 degrees West of North. (a) How far is Joe from his starting position? (b) In what direction is Joe from his starting position?

The count in a bacteria culture was 600 after 10 minutes and 1100 after 30 minutes. What was the initial size of the culture?Find the doubling period. Find the population after 80 minutes. When will the population reach 13000?

The curve y=sinh(x),0<=x<=1, is revolved about the x-axis. Find the area of the resulting surface.

Hi, sorry it was 30 degrees North of East.

Hi, thank you so much. Everything I tried hit all around the borders, but just was not working out correctly. I really appreciate your help.