15. a. Show sin1 ms! .1: - ' cg\" by lling in the table below. Start with the left-hand side. (3 points) b. Find all solutions to the equation sin' guns: I. 2;? . (2 points) 16. Use the half-angle formulas to come up with an exact expression for each function value below. You do not have to simplify your answer. a. tan Co | (2 points) b. cos 00 /4 (2 points) C. tan 16 (2 points)1?. Recall that the equation for the horizontal distance I? in feet of a projectile 2 with initial velocity v0 and initial angle e is given by h- :Lshemsa. feet second ensure that the horizontal distance will be exactly 100 feet? (3 points) a. Assume the initial velocity is EU . What initial angle will you need to feet second distance possible and at what angle does this occur? [2 points) I). Assume the initial velocity is 60 . What is the maximum horizontal