1. What is the exact value of sin(-pi/12)?
2. What are the solutions of the equation 2sin(4x)=1 on the interval [0,pi) ?
3. A 30-foot ramp is used to move product to a loading dock. The ramp makes a 24° angle with the horizontal. The ramp is to be replaced with a ramp that is 50 feet long. What angle does this replacement ramp make with the horizontal? Round your answer to the nearest tenth of a degree.