Just need help on these review questions.

Lesson 12 Content Exercises Question 12.1. Consider the function f(x) whose graph is given below. Compute each of the following, leaving your answers in exact form. That is, do not use a calculator to find a decimal form of your answer. (a) Find p' (0) where p(x) = 4ex f(x). x2 - 1 - 2 (b) Find q'(-3) where q(x) = f (2 ) -2 Question 12.2. Find an equation of the line tangent to the curve y = (3 + 7) ex 23 + 1 when x = 0. Review Exercise Question 12.3 (See Lessons 9 and 10). Suppose a(t) represents the amount of medicine (in milligrams) in a patient's body t hours after the medicine is administered. Write a complete sentence interpreting each of the following mathematical statements within this real-world context. Be sure to include units as necessary, but do not use any technical language. (a) a(2) = 30 (b) a-1(50) = 0.5 (c) a'(5) =-3