can someone help me please

Calculus with Business Applications-Spring 2021 Homework: Section 1.8 Homework Score: 0.07 of 1 pt 21 of 22 (22 complete) 1.8.49-LS 20001 The function p(t) 40 + 75 gives the population p of deer in an area after t months a) Find p'(9). p'(45), and p (90) b) Find p"(9) p'(45), and p' (90) c) Interpret the meaning of your answers to part (a) and (b) What is happening to the population of deer in the long term? a) p9-0 (Type an integer or decimal rounded to three decimal places as needed)