Posted by **Help me!** on Tuesday, February 20, 2007 at 9:20pm.

Consider the following where s is in feet and t is in seconds.

s(t) = t3 + 4t2 + 6t + 4

(a) Find v(t).

v(t) =

(b) Find a(t).

a(t) =

(c) Find v(3).

(d) Find a(3).

see above. Please stop posting under different names.

WHAT?!!