Find the derivative of the function by using the Product Rule. Simplify your answer.
[f(t) = 2t6/5(4t4/5 + 5)]
a) (f'(t) = 24t3/5 + 40t-1/5)
b) (f'(t) = 24t3/5 + 25t-1/5)
c) (f'(t) = 24t3/5 + 20t-1/5)
d) (f'(t) = 24t3/5 + 35t-1/5)