Please answer questions 7-12 with following instructions.. Thank you and your work shall be rewarded!!!!

4 4 7) Use global extrema to nd constants m and M such that m S 15"-2 Points: 10 3/2 8) Evaluate f [2t3- 4t + 5] dt . 0 Points: 15 9) Solve the initial value problem % = ex + 5x'1, y(1) = 0. Points: 15 10) The current in an electric circuit carries electrons past a certain point at the rate of 108[?+1] electrons per second (tin seconds). How many electrons pass the point from t= 3 to t = 6? Points: 5 2 11) Evaluate 2 sin[] . 2 k = 0 Points: 15 1: 2 12) Evaluate f sin2x cos[sin2x] dx . [Hint You will need to use a doubleangle formula] 0