Posted by John on .
Let f(t)=(t^2+3t+8)(2t^2+6).
(a) f'(t)=
(b) f'(4)=

Calculus please help 
Anonymous,
Find the derivative of the function using product rule.
a) f'(t) = 8t^3 + 18t^2 + 44t + 18
b) sub in the value of "t"