Fiing the value of Vo in equation S(t)=-16t^2+Vot+So, So=256,t=2

Question

Free fall

Answer 1

s(2)=-16(2)^2 +vo(2) +256

=-64 +2vo +256

= 2vo +192 =0

if it hit the ground in 2 seconds

then vo =-192/2 = -96 ft/sec