Name
Critical Thinking #2-3
Honors Precalculus
1. A ship leave port at 1:00pm and sails in the direction N 17o W at a rate of 24 mi/hr. Another ship
leaves port at 1:30pm and sails in the direction N 65 o E at a rate of 16 mi/hr.
a. How far apart are the ships at 3:00pm?
b. What is the bearing from the first ship to the second?
2. Write a trigonometric equation whose solution is 2𝜋 + 6𝜋n and 4𝜋 + 6𝜋n.
3. Solve for [0, 2𝜋): 4 cos2 x – 2 cos x = 4 sin2 x -3