position of particle is given s=t^3 -12t^2 +45t+10

Do subsitibe t=0 and t=3 into s=t^3 -12t^2 +45t+10 or into its derivative?

s=t^3 -12t^2 +45t+10

is s' =3t^2 -24t +45 = V(velocity)?

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- August 2nd 2011, 10:40 PMNeoSonataaverage velocity from t=0 and t-3
position of particle is given s=t^3 -12t^2 +45t+10

Do subsitibe t=0 and t=3 into s=t^3 -12t^2 +45t+10 or into its derivative?

s=t^3 -12t^2 +45t+10

is s' =3t^2 -24t +45 = V(velocity)? - August 2nd 2011, 10:42 PMTheChazRe: average velocity from t=0 and t-3