Susan throws a softball upward into the air at a speed of 32 feet per second from a 88 dash foot88-foot platform. the distance upward that the ball travels is given by the function d left parenthesis t right parenthesis equals negative 16 t squared plus 32 t plus 88d(t)=−16t2+32t+88. what is the maximum height of the softball? how many seconds does it take to reach the ground after first being thrown upward? (round your answer to the nearest tenth.)