M.L Signhis of These equations are shown in Figs. 2'and 3. b. Highest Elevation The ball reaches its highest elevation when V = O. substituting into ta .you out 10 - 9 81 =0 2 = 1 1 0195 Substituting z =1, Olgs into taxy call. you funds: 9 - 2 0 + 10 1 1, 019 1 - 4, 905 14 019) 2 9 = 2 5 . 1 m C. Ball Hit the Several. the Ball hits the ground when of- Substituting into Eq , VAJ, you obtain and 2 0 + 10 1 - 4 1 9 0 5 2 2 - 2 7 = - 1,2435 1 = + 3, 20'5 Only the root to a - + 3 ed scoregnond