Question

direvation sum 2as=v2-u2

Answer 1

to prove... v^2-u^2=2as
we know that v=u+at
squaring both side
v^2=(u+at)^2
V^2=u^2+a^2t^2+2uat
v^2=u^2+2a (ut+1/2at^2)
v^2=u^2+2as because s=ut+1/2at^2