please assist

The weight (in kilograms) of a certain species of animal can be predicted by W[t] 2 501.4(1 0.9346 _'m219f}, where t represents the number of days since birth. Answer the following questions (round to the nearest tenth as needed): a} What is the predicted weight of a 1-day-old animal for this species? C] b) What is the maximum weight of this animal species? {Hint: Find the limit as t approaches infinity} :1 c) What is the rate of change of the weight of a 715-day-old animal for this species? W' (7113) = :1 What is the appropriate unit of measurement for your answer in part [c]? 0 kg 0 days 0 days.r kg 0 kgiday