Solve for what is asked. 1. Find the complete solution of the following differential equations: d'y a. = sin(3x) + cos(3x) dx 2 b. d'y = tanxsec- x dx 2 2. A ball is thrown vertically upward from the ground with an initial velocity of 20 ft/sec. (a) How long will the ball be going up, (b) how high will the ball go, and (c) how long will it take the ball to reach the ground? (d) With what speed will the ball strike the ground