1.Find all solutions of the equation http://hosted.webwork.rochester.edu/...146179e861.pngand express them in the form http://hosted.webwork.rochester.edu/...b3618a6031.png

solutions:

2.Two ships leave a harbor at the same time, traveling on courses that have an angle of 130degrees between them. If the first ship travels at 22 miles per hour and the second ship travels at 28 miles per hour, how far apart are the two ships after 2.9 hours?