You are given the following function.
f(t) = 2t - 9t2
(a) Find the derivative of the function using the definition of derivative.
f '(t) =
(b) State the domain of the function. (If you need to use -infty or infty , enter -INFINITY or INFINITY.)
,
(c) State the domain of its derivative. (If you need to use -infty or infty , enter -INFINITY or INFINITY.)
,